CDC318A Datasheet, PDF (2/12 Pages) Texas Instruments – 1-LINE TO 18-LINE CLOCK DRIVER WITH I2C CONTROL INTERFACE

CDC318A
1-LINE TO 18-LINE CLOCK DRIVER
WITH I²C CONTROL INTERFACE
SCAS614 – SEPTEMBER 1998
FUNCTION TABLE
INPUTS
OUTPUTS
OE
A
1Y0–1Y3
2Y0–2Y3
3Y0–3Y3
4Y0–4Y3
5Y0–5Y1
L
X
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
H
L
L
L
L
L
L
H
H
H†
H†
H†
H†
H†
† _{The function table assumes that all outputs are enabled via the appropriate I2C configuration register bit. If the output is disabled}
via the appropriate configuration bit, then the output is driven to a low state, regardless of the state of the A input.
logic diagram (positive logic)
38
OE
24
SDATA
I2C
18
I2C
Register
/
Space
25
SCLOCK
11
A
4, 5, 8, 9
1Y0–1Y3
13, 14, 17, 18
2Y0–2Y3
31, 32, 35, 36
3Y0–3Y3
40, 41, 44, 45
4Y0–4Y3
21, 28
5Y0–5Y1
2
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