upd17p401 ETC-unknow, upd17p401 Datasheet - Page 10

• Manufacturer Part Number: upd17p401
• Description: One-time Prom Version 4-bit Single Chip Microcontroller With Dedicated On-chip Camera Hardware
• Manufacturer: ETC-unknow

1.2
10
Remarks Pins other than the above are not used in the PROM programming mode. See “PIN CONFIGU-
PIN NO.
33
36
37
48
50
53
58
61
62
65
66
69
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PROM PROGRAMMING MODE
RATION (2) PROM PROGRAMMING MODE” for the disposition of unused pins.
SYMBOL
GND
V
V
GND
MD3
MD0
CLK
V
D3
D0
D7
D4
DD1
DD2
PP
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Ground.
Pins 33 and 53 are connected within the chip, but should also be
connected to the same potential externally.
Positive power supply. Applies 6 V in grogram memory write, read
and verify operations.
PROM programming clock input.
Positive power supply for PROM programming.
Applies 12.5 V as program voltage in program memory write, read and
verify operations.
Positive power supply. Applies 6 V in program memory write, read
and verify operations.
Ground.
Pins 33 and 53 are connected within the chip, but should also be
connected to the same potential externally.
Operating mode selection inputs for PROM programming.
PROM programming 8-bit data input/output.
FUNCTION
CMOS push-pull
OUTPUT TYPE
—
—
—
—
—
—
—
PD17P401