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參數資料
| 型號： | 75232 |
| 廠商： | System Logic Semiconductor Co., Ltd. |
| 英文描述： | Line Driver / Receiver |
| 中文描述： | 線路驅動器/接收器 |
| 文件頁數： | 6/12頁 |
| 文件大小： | 189K |
| 代理商： | 75232 |
GD75232
MULTIPLE RS-232 DRIVERS AND RECEIVERS
SLLS206C – MAY 1995 – REVISED JULY 1998
6
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
RECEIVER SECTION
electrical characteristics over recommended operating conditions (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VIT+
Positive going input threshold voltage
Positive-going input threshold voltage
See Figure 5
TA = 25
°
C
TA = 0
°
C to 70
°
C
1.75
1.9
2.3
1.55
2.3
V
VIT–
Vhys
Negative-going input threshold voltage
Input hysteresis voltage (VIT+ – VIT–)
0.75
0.5
0.97
1.25
VOH
High level output voltage
High-level output voltage
IOH=
IOH = –0.5 mA
0 5 mA
VIH = 0.75 V
Inputs open
2.6
4
5
V
2.6
VOL
Low-level input voltage
IOL = 10 mA,
VI = 25 V,
VI = 3 V,
VI = –25 V,
VI = –3 V,
See Figure 4
VI = 3 V
See Figure 5
0.2
0.45
V
IIH
High level input current
High-level input current
3.6
8.3
mA
See Figure 5
0.43
IIL
Low level output current
Low-level output current
See Figure 5
See Figure 5
–3.6
–0.43
–8.3
mA
IOS
All typical values are at TA = 25
°
C, VCC = 5 V, VDD = 9 V, and VSS = –9 V.
Short-circuit output current
–3.4
–12
mA
switching characteristics, V
CC
= 5 V, V
DD
= 12 V, V
SS
= –12 V, T
A
= 25
°
C
PARAMETER
TEST CONDITIONS
MIN
TYP
107
MAX
250
UNIT
ns
tPLH
tPHL
tTLH
tTHL
tPLH
tPHL
tTLH
tTHL
Propagation delay time, low- to high-level output
Propagation delay time, high- to low-level output
CL = 50 pF,
See Figure 6
RL = 5 k
,
42
150
ns
Transition time, low- to high-level output
Transition time, high- to low-level output
175
16
350
60
ns
ns
Propagation delay time, low- to high-level output
100
160
ns
Propagation delay time, high- to low-level output
CL = 15 pF,
See Figure 6
RL = 1.5 k
,
60
100
ns
Transition time, low- to high-level output
Transition time, high- to low-level output
90
15
175
50
ns
ns
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