G 32 Gb NAND Flash Multichip Package Controller Die Internal Voltage Converter and Oscillator

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1 SanDisk G 32 Gb NAND Flash Multichip Package Controller Die Internal Voltage Converter and Oscillator Partial Circuit Analysis For questions, comments, or more information about this report, or for any additional technical needs concerning semiconductor technology, please call Sales at Chipworks Richmond Road, Suite 500, Ottawa, ON K2H 5B7 Canada Tel:

2 SanDisk G 32 Gb NAND Flash Multichip Package Table of Contents Overview Schematics Cell Library Signal Cross-Reference List Report Evaluation

3 SanDisk G 32 Gb NAND Flash Multichip Package Overview List of Figures... Page 1 List of Schematics... Page 1 Introduction... Page 5 ICInside Browser... Page 5 Device Summary Sheet... Page 7

4 SanDisk G 32 Gb NAND Flash Multichip Package Page 1 List of Figures To view, please click on the appropriate bookmark in the panel on the left Package Markings Package X-Ray Die Markings Die Photograph Metal Annotated Die Photograph Metal 1 List of Schematics Internal Voltage Converter and Oscillators Start-Up Detectors and References Start-Up Circuit Bandgap Reference Generator Voltage Current Generator Differential Amplifier Programmable Resistance Decoder Voltage Follower Delay Voltage/Current Generator AVDD Level Detector Select Control Comparator Delay DVDD Level Detector and Power Up Delays Delay DVDD Level Detector Delay Delay

5 SanDisk G 32 Gb NAND Flash Multichip Package Page DVDD Internal Voltage Converter Secondary DVDD Regulator Main DVDD Regulator Differential Amplifier Parallel Driver Stages Driver Stage Decoder Voltage/Current Generator DVDD Level Detector DVDD Internal Voltage Converter Differential Amplifier Differential Amplifier Differential Amplifier with Driver Control of Internal Voltage Converter CVIN Level Detector Programmable Resistance Decoder Multiplexer Comparator Oscillator Blocks Oscillator Block Current Generator Charging Current Generator Differential Amplifier Oscillator Comparator Clock Generator

6 SanDisk G 32 Gb NAND Flash Multichip Package Page Level Shifter Delay Oscillator Block Charging Current Generator Clock Generator Level Shifter Bias Control Oscillator Block Charging Current Source Oscillator Comparator Clock Generator Voltage and Current References Differential Amplifier Voltage/Current Generator Voltage Source Generator Voltage Follower Comparator Current-to-Voltage Converter Current Generator Voltage Level Comparator Delay Current Generator Unused Current Source Oscillators Output Detection Digital Control Interface Oscillator Stage Ring Oscillator Oscillator Cell Oscillator Cell

7 SanDisk G 32 Gb NAND Flash Multichip Package Page Oscillator Cell Oscillator Cell Stage Ring Oscillator Stage Oscillator Clock Generator Capacitive Timer Capacitive Timer Clock Generator Capacitive Timer Capacitive Timer

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