Document
Semiconductor Technical Data
MITSUBISHI
1. Overview
M64283FP is a CMOS image sensor of 128 × 128 pixels, which supports an imageprocessing function and an analog signal calibration, a device that allows information compression and parallel processing like human retina. M64283FP can achieve high performance, a compact system and low power consumption for an image-processing apparatus.
Mitsubishi Integrated Circuit M64283FP Image Sensor (Artificial Retina Chip)
Pin Layout (Top view)
STAR STRB SIN DVDD DGND LOAD XRST XCK AGND AVDD VOUT PVDD PGND TADD READ RESET
Outline: 16C9-B
2. Features
u Single 5.0 V supply voltage u Low power consumption (Typically 15 mw) u Positive/Negative image output modes u Edge enhancement and edge extraction output modes u Vertical/Horizontal projection modes u Random access mode u Gain level adjustment mode
3. Application
Image capture devices, game machine interface devices, PC peripherals and any other consumer electronics devices
1/35 Specifications and information in this document are subject to change without notice. Ver. 2. 2. 3 07/22/1998
Semiconductor Technical Data
MITSUBISHI
4. Block Diagram
Mitsubishi Integrated Circuit M64283FP Image Sensor (Artificial Retina Chip)
16 AGND2 Dark pixel unit START STRB SIN DVDD DGND LOAD XRST XCK 1 1 2 3 4 5 6 7 8 Control logic Level control 14 AVOUT 15 AVDD2
Pixel array 128 X 128
1 1 Pixel scan direction 3 Horizontal control circuit
Gain control
13 AVDD1 12 AGND1
Edge control
11 TADD
10 READ 9 RESET
Figure 1. Block Diagram
2/35 Specifications and information in this document are subject to change without notice. Ver. 2. 2. 3 07/22/1998
Semiconductor Technical Data
MITSUBISHI
5. PINOUT
1
Mitsubishi Integrated Circuit M64283FP Image Sensor (Artificial Retina Chip)
16
8
9
Pin No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
Name START STRB SIN DVDD DGND LOAD XRST XCK RESET READ TADD
Pin function Start Strobe Data input Digital power supply Digital ground Data set Logic reset System clock Register reset Data output timing Test Enable /Register address Analog power supply Data output Amplifier power supply Amplifier ground
Description Digital Input Image capture start signal Pulled down internally by 50 kΩ Digital Output Strobe signal for data output Digital Input Register data input Pulled down internally by 50 kΩ Power supply for control logic unit 5 V Ground for control logic unit Digital Input Validate register data input Pulled down internally by 50 kΩ Digital Input Reset of control logic unit Pull up by 50 kΩ Low active Digital Input System clock Pulled down internally by 50 kΩ Digital Input Register reset Pulled up internally by 50 kΩ Low active Digital Output Indicate data output timing Digital Input Test mode enable and Register address MSB Pulled up internally by 50 kΩ Analog ground of pixel analog unit Analog power supply of pixel analog unit 5 V Analog Output Image signal data output Analog power supply of analog unit 5 V Analog ground of analog unit
AGND1 Analog ground AVDD1 VOUT AVDD2 AGND2
3/35 Specifications and information in this document are subject to change without notice. Ver. 2. 2. 3 07/22/1998
Semiconductor Technical Data
MITSUBISHI
6. Image Format
Parameter Optical size Number of valid pixels Number of total pixels Image area Pixel size Optical black
Mitsubishi Integrated Circuit M64283FP Image Sensor (Artificial Retina Chip)
Specifications 1/4 " 128(H) × 128(V) 130(H) × 132(V) 3.07 mm × 3.07 mm 24 µm × 24 µm Horizontal (H) - 1 pixel at the back. Vertical (V) - 3 pixels at the front and 1 pixel at the back
7. Absolute Maximum Rating
Symbol DVDD AVDD1 AVDD2 VI Topt Tstg Parameter Digital power supply Analog power supply for pixel unit Analog power supply for amplifier Logic input voltage* Ambient operating temperature Storage temperature Value 7 7 7 -0.3 to VDD -10 to +55 -20 to +80 Unit V V V V °C °C
* The digital input pins are START, SIN, LOAD, XRST, XCK, RESET and TADD.
8. Recommended Operating Conditions
Symbol Topt DVDD AVDD1 AVDD2 VIH VIL f xck Parameter Ambient operating temperature Digital Power supply Analog power supply for pixel unit Analog power supply for amplifier "H" logic input voltage* "L" logic input voltage* System clock Minimum 0 4.5 4.5 4.5 2.2 0 50 Typical 25 5.0 5.0 5.0 Maximum 45 5.5 5.5 5.5 DVDD 0.8 1000 Unit °C V V V V V kHz
500
* The digital input pins are START, SIN, LOAD, XRST, XCK, RESET and TADD.
4/35 Specifications and information in this document are subject to change without notice. Ver. 2. 2. 3 07/22/1998
Semiconductor Technical Data
MITSUBISHI
9. D.C. Electrical Characteristics
Symbol VOH VOL Iout Ro DIDD AIDD Analog circuit current Parameter "H" digital output voltage* "L" digital output voltage* Analog output current rating** Analog output resistance** Digital circuit current Front view image Two-dimensional edge (50%) Vertical/Horizontal projection * The digital output pins are READ and STRB ** T.