Sharp UX-258TH manual IC signal name, IC13 VHiULN2003AN/ ULN2003A, IC7 VHiW24257S7LL W24257S-70LLT

[2] IC signal name

CONTROL PWB UNIT

IC13: VHiULN2003AN/ (ULN2003A)

UX-258TH

FO-475TH

IC7: VHiW24257S7LL (W24257S-70LLT)

1C	2C	3C	4C	5C	6C	7C	COM
16	15	14	13	12	11	10	9
1	2	3	4	5	6	7	8
1B	2B	3B	4B	5B	6B	7B	E

(TOP VIEW)

A14 1

A12 2

A7 3

A6 4

A5 5

A4 6

A3 7

A2 8

A1 9

A0 10

DQ1 11

DQ2 12

DQ3 13

GND 14

28VCC

27W

26A13

25A8

24A9

23A11

22	S2
									Signal
21	A10	Pin name
									Address input
				A0~A12
20	S1
19	DQ8			CE1/CE2				Chip enable
					WE		Write enable
18	DQ7				OE				Write enable
17	DQ6		I/O1~I/O8				Data I/O
16	DQ5				VCC			Power source
					GND		Ground
15	DQ4
						N.C.			No connection

IC3: VHiMC74HCU04F(MC74HCU04F) IC6, 10: VHiHCF4053M1T (HCF4053B)

VCC	6A	6Y	5A	5Y	4A	4Y
14	13	12	11	10	9	8	6	Inhibit
							11	A	X
							Controls	B
							10
							9	C
1	2	3	4	5	6	7	12	X0
1A	1Y	2A	2Y	3A	3Y	GND			Y

13 X1

Switches	2	Y0
In/Out	1	Y1
	5	Z0	Z
	3	Z1

14

15

4

Common

Out/In

VDD: Pin 16

VSS: Pin 8

VEE: Pin7

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