Since a 32-pin plastic SSOP package is used, the display unit size can be reduced.

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1 Semiconductor MSC1164 FED Semiconductor This version: Aug. MSC Previous version: Nov Bit Grid/Anode Driver GENERA DESCRIPTION The MSC1164 is a monolithic IC using the Bi-CMOS process technology for hybridizing CMOS and bipolar transistors on the same chip. The logic portion such as the input stage, shift register and latch is fabricated by CMOS and the output driver requiring a high withstand voltage is fabricated by bipolar transistors. Since a 32-pin plastic SSOP package is used, the display unit size can be reduced. FEATURES The MSC1164 is designed as a VFD grid/anode driver with emitter-follower force output with 20-bit active pull-down and built-in 20-bit shift register and latch. ogic Supply Voltage (V CC ) : 5V Driver Supply Voltage (V V ) : 65V Driver Output Current I OV1 : 40mA (Only one driver output: "") I OV2 : 2mA (All driver outputs: "") I OV :2mA 20-bit output (with latch circuit) 20-bit shift register Clock frequency : 4Mz Package options: 32-pin plastic SSOP (SSOP32-P K) (Product name: MSC1164GS-K) 1/13

2 BOCK DIAGRAM CK DIN S CG C V CC V V D R VO1 R VO2 20-Bit Shift Register R-20 Q 20-Bit atch VO20 DOUT 2/13

3 INPUT AND OUTPUT CONFIGURATION Schematic Diagrams of ogic Portion Input and Output Circuits Input Pin V CC V CC INPUT Output Pin V CC V CC DOUT Schematic Diagram of Driver Output Circuit V V V V VO 3/13

4 PIN CONFIGURATION (TOP VIEW) NC 1 32 NC NC 2 31 CG DOUT S DIN CK C 5 28 V CC 6 27 V V VO VO1 VO VO2 VO VO3 VO VO4 VO VO5 VO VO6 VO VO7 VO13 VO VO8 VO9 VO VO10 NC: No-connection pin 32-Pin Plastic SSOP 4/13

5 PIN DESCRIPTION Function Driver Output Driver Power Supply Driver ogic Pin 26-7 Clear Input 5 atch Strobe Input 4 Data Input ogic Power Supply Data Output Clock Input Test Input Symbol VO1 - VO20 27 V V 28 C S 30 DIN 6 V CC 3 DOUT 29 CK 31 CG Description Driver output pin, applicable to each bit of shift register. Power supply pin for driver circuit. pin for the driver circuit. pin for the logic circuit. Clear input pin with pull-up resistor. Normally "" level. In this condition, the driver outputs "" or "" according to the corresponding latch output level. Setting this pin to "" enables the driver output to be fixed at "" irrespective of latch output. atch strobe input pin with neither pull-up nor pull-down resistor. When S is "", the output of the shift register becomes that of the latch circuit. When S is "", the latch circuit holds the contents of the shift register that are immediately before S goes "". Shift register input pin with neither pull-up nor pull-down resistor. Display data is input in synchronization with clock. (Positive ogic) Power supply pin for logic (except driver). V CC should be 4.5V to 5.5V. Serial output pin for shift register. Clock input pin. Data of shift register is shifted from one stage to the next at the rising edge of clock. Test input pin with a pull-down resistor. Normally "". If C = "" in this condition, the driver outputs "" or "" according to the corresponding latch output. 5/13

6 ABSOUTE MAXIMUM RATINGS Parameter Symbol Condition Rating Unit Note ogic Supply Voltage V CC Applicable to logic supply voltage pin 0.3 to +65 V 1 Driver Supply Voltage V V Applicable to driver supply voltage pin V CC to 70 V 1, 2 Input Voltage V IN Applicable to all input pins 0.3 to V CC +0.3 V 1 Data Output Voltage V OD Applicable to data output pin 0.3 to V CC +0.3 V 1 Driver Driving Frequency f DRV Duty cycle 50% max 0 to 15 kz Power Dissipation P D Ta 25 C 790 mw Thermal Resistance of Package R j-a 158 C/W 3 Storage Temperature T STG 55 to +150 C Notes: 1) Maximum Supply Voltage with respect to 2) Stresses beyond "Absolute Maximum Rating" may cause permanent damage to the device. 3) Thermal resistance of the package (between junction and atmosphere) The junction temperature (Tj) expressed by the equation below must not exceed 150 C. Tj=P Rj a+ta (P: Maximum power consumption) 6/13

7 RECOMMENDED OPERATING CONDITIONS Parameter Symbol Condition Min. Max. Unit ogic Supply Voltage V CC Applicable to logic supply voltage pin V Driver Supply Voltage V V Applicable to driver supply voltage pin V igh evel Input Voltage ow evel Input Voltage igh evel Driver Output Current igh evel Driver Output Current ow evel Driver Output Current V I V I Applicable to all input pins Applicable to all input pins V CC =4.5V 3.6 V V CC =5.5V 4.4 V V CC =4.5V 0.9 V V CC =5.5V 1.1 V Only one driver output is igh I OV1 40 ma Other driver outputs are igh I OV2 All driver output pins are igh 2 ma I OV Applicable to all driver output pins 2 ma CK Frequency f f See timing diagram 4 Mz CK Pulse Width t WCK See timing diagram 75 ns Data in Setup Time t DS See timing diagram 50 ns Data in old Time t D See timing diagram 50 ns S Pulse Width t WS See timing diagram 80 ns CK-S Delay Time t DC See timing diagram 50 ns S-CK Delay Time t DC See timing diagram 0 ns S-CG Delay Time t DCG See timing diagram 0 ms S-C Delay Time t DC See timing diagram 0 ms CG Pulse Width t WCG See timing diagram 2 ms C Pulse Width t WC See timing diagram 2 ms Operating Temperature T op C 7/13

8 EECTRICA CARACTERISTICS DC Characteristics Parameter Symbol Condition Min. Typ. Max. Unit I CC1 All input: ow ogic Supply Current No load All input: igh, All ma I CC2 V CC =5.5V driver output: igh, Ta=25 C I V1 All driver output: ow 1 ma Driver Supply Current No load All driver output: I V2 V CC =5.5V ma igh, Ta=25 C igh evel Input Voltage ow evel Input Voltage V I V I V CC =4.5V 3.15 V V CC =5.5V 3.85 V V CC =4.5V 1.35 V V CC =5.5V 1.65 V Input eakage Current I IN Ta=25 C ±1 ma Input Capacitance C IN Ta=25 C 15 pf igh evel Data Output Voltage ow evel Data Output Voltage igh evel Data Output Voltage ow evel Data Output Voltage igh evel Driver Output Voltage ow evel Driver Output Voltage V OD1 V OD1 V OD2 V OD2 I O = 20mA I O =20mA I O = 0.1mA I O =0.1mA (V CC =5V±10%, V V =10V to 65V, Ta= 40 C to +85 C) V CC =4.5V 4.2 V V CC =5.5V 5.2 V V CC =4.5V 0.2 V V CC =5.5V 0.2 V V CC =4.5V 3.5 V V CC =5.5V 4.5 V V CC =4.5V 1.1 V V CC =5.5V 1.1 V V OV I OV = 40mA V V 4 V V OV I OV =2mA 3.0 V AC Characteristics (V CC =5V, V V =65V, Ta=25 C) Parameter Symbol Remarks Min. Typ. Max. Unit CK-DOUT Delay Time t PD See timing diagram and test circuit ns Delay Time ow to igh t D See timing diagram and test circuit ms Transit Time ow to igh t T See timing diagram and test circuit 2 5 ms Delay Time igh to ow t D See timing diagram and test circuit ms Transit Time igh to ow t T See timing diagram and test circuit 2 5 ms 8/13

9 9/13 COCK DIN DOUT S CG C VO (1, 2, 19, 20) VO (OTERS) 1/f f T1/2 T3/4 T(19,20) T1/2 T3/4 t DS t D t DS t D t WCK t WCK t WD tpd t PD t DC t WS t DC t DCG t WCG t WCG tdc t WC t WC t D t D t D t D t D 90% 10% 90% 10% t T t T t T t T t T TIMING DIAGRAM FED

10 Test circuit 20pF V CC V V VO1 1.5kW VO2 65V 5.0V VO20 DIN CK S CG C DOUT 30pF 10/13

11 FUNCTIONA DESCRIPTION Function Table CK DIN R-1 R-2 R-3 R-4 R-20 DOUT R1n R2n R3n R19n R19n R1n R2n R3n R19n R19n C CG S R.X VO.X X X X X X X NC : ow evel, : igh evel, X: Don't Care, NC: Change NOTES ON USE 1. The MSC1164 is designed as a grid/anode driver of VFD. The data applied to the data input pin is read into the shift register at the rising edge of the clock and shifted sequencially to the shift register synchronizing with the clock. The shift register output drives the output driver, passing through the latch and the NOR circuit. Setting the C pin to "" makes all driver outputs go into "". This function can be used for setting display blanking. 2. The contents of the shift register are undefined after power is turned on. Therefore, two or more driver outputs may go into "" at the same time after power-on. (If it happens, an overloading beyond the power dissipation limit may occur to cause a device break-down.) To avoid this, take the following procedure: 1) Turn on the power of the logic portion while holding the C pin to "". 2) Turn on the power of the driver portion. 3) Apply a "" level signal to the DIN pin and send clock pulses by the specified number of grids to reset ("") the entire contents of the shift register. 4) Initialize the driver outputs to "". 11/13

12 PACKAGE DIMENSIONS SSOP32-P K (Unit : mm) Mirror finish Oki Electric Industry Co., td. Package material ead frame material Pin treatment Package weight (g) Rev. No./ast Revised Epoxy resin 42 alloy Solder plating ( 5 mm) 0.60 TYP. 3/Dec. 5, 1996 Notes for Mounting the Surface Mount Type Package The SOP, QFP, TSOP, SOJ, QFJ (PCC), SP and BGA are surface mount type packages, which are very susceptible to heat in reflow mounting and humidity absorbed in storage. Therefore, before you perform reflow mounting, contact Oki s responsible sales person for the product name, package name, pin number, package code and desired mounting conditions (reflow method, temperature and times). 12/13

13 NOTICE 1. The information contained herein can change without notice owing to product and/or technical improvements. Before using the product, please make sure that the information being referred to is up-to-date. 2. The outline of action and examples for application circuits described herein have been chosen as an explanation for the standard action and performance of the product. When planning to use the product, please ensure that the external conditions are reflected in the actual circuit, assembly, and program designs. 3. When designing your product, please use our product below the specified maximum ratings and within the specified operating ranges including, but not limited to, operating voltage, power dissipation, and operating temperature. 4. Oki assumes no responsibility or liability whatsoever for any failure or unusual or unexpected operation resulting from misuse, neglect, improper installation, repair, alteration or accident, improper handling, or unusual physical or electrical stress including, but not limited to, exposure to parameters beyond the specified maximum ratings or operation outside the specified operating range. 5. Neither indemnity against nor license of a third party s industrial and intellectual property right, etc. is granted by us in connection with the use of the product and/or the information and drawings contained herein. No responsibility is assumed by us for any infringement of a third party s right which may result from the use thereof. 6. The products listed in this document are intended for use in general electronics equipment for commercial applications (e.g., office automation, communication equipment, measurement equipment, consumer electronics, etc.). These products are not authorized for use in any system or application that requires special or enhanced quality and reliability characteristics nor in any system or application where the failure of such system or application may result in the loss or damage of property, or death or injury to humans. Such applications include, but are not limited to, traffic and automotive equipment, safety devices, aerospace equipment, nuclear power control, medical equipment, and life-support systems. 7. Certain products in this document may need government approval before they can be exported to particular countries. The purchaser assumes the responsibility of determining the legality of export of these products and will take appropriate and necessary steps at their own expense for these. 8. No part of the contents contained herein may be reprinted or reproduced without our prior permission. Copyright 2001 Oki Electric Industry Co., td. Printed in Japan 13/13

Semiconductor June 1992

Semiconductor June 1992 FEDL96-3 FEDL96-3 Semiconductor June 992 MSM96-, -2 LCD Driver with Keyscan Function This version: MSM96-, Sep. 2 Previous version: Nov. 997-2 GENERAL DESCRIPTION The MSM96- is an LCD driver for a /3 duty