Datasheet

TLC7225C, TLC7225I
QUADRUPLE 8-BIT DIGITAL-TO-ANALOG CONVERTERS
SLAS109B – OCTOBER 1996 – REVISED FEBRUARY 2001
4
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
recommended operating conditions
MIN MAX UNIT
Supply voltage, V
DD
11.4 16.5 V
Supply voltage, V
SS
–5.5 0 V
High-level input voltage, V
IH
2 V
Low-level input voltage, V
IL
0.8 V
Reference voltage, V
ref
2 V
DD
–4 V
Load resistance, R
L
2 kΩ
O
p
erating free air tem
p
erature T
A
C suffix 0 70 °C
Operating
free
-
air
temperature
,
T
A
I suffix –25 85 °C
timing requirements (see Figure 1)
PARAMETER TEST CONDITIONS MIN MAX UNIT
t
su(AW)
Setup time, address valid before WR↓ 0 ns
t
su(DW)
Setup time, data valid before WR↑
V
DD
= 11.4 V to 16.5 V, V
SS
= 0 or –5 V 45 ns
t
h(AW)
Hold time, address valid after WR↑
V
DD
= 11.4 V to 16.5 V, V
SS
= 0 or –5 V 0 ns
t
h(DW)
Hold time, data valid after WR↑
V
DD
= 11.4 V to 16.5 V, V
SS
= 0 or –5 V 10 ns
t
w1
Pulse duration, WR low
V
DD
= 11.4 V to 16.5 V, V
SS
= 0 or –5 V 50 ns
t
w2
Pulse duration, LDAC low
V
DD
= 11.4 V to 16.5 V, V
SS
= 0 or –5 V 50 ns