參數(shù)資料
型號(hào)： SN75C189ADB
廠(chǎng)商： Texas Instruments, Inc.
英文描述： QUADRUPLE LOW-POWER LINE RECEIVERS
中文描述： 翻兩番低功耗線(xiàn)路接收器
文件頁(yè)數(shù)： 3/11頁(yè)
文件大?。?/td> 150K
代理商： SN75C189ADB
SN75C189, SN75C189A
QUADRUPLE LOW-POWER LINE RECEIVERS
SLLS041G – OCTOBER 1988 – REVISED JANUARY 2000
3
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
recommended operating conditions
MIN
NOM
MAX
UNIT
VCC
VI
IOH
IOL
Supply voltage
4.5
5
6
V
Input voltage (see Note 3)
–25
25
V
High-level output current
–3.2
mA
Low-level output current
3.2
±
1
70
mA
Response-control current
mA
°
C
TA
Operating free-air temperature
0
NOTE 3: The algebraic convention, where the more positive (less negative) limit is designated as maximum, is used in this data sheet for logic
levels only, e.g., if –10 V is a maximum, the typical value is a more negative voltage.
electrical characteristics over recommended free-air temperature range, V
CC
= 5 V
±
10% (unless
otherwise noted) (see Note 4)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VIT+
Positive going input threshold voltage
Positive-going input threshold voltage
’C189
See Figure 1
1
1.5
V
’C189A
1.6
2.25
VIT–
Negative going input threshold voltage
Negative-going input threshold voltage
’C189
See Figure 1
0.75
1.25
V
’C189A
0.75
1
1.25
Vhys
Input hysteresis voltage (VIT+ – VIT–)
VIT)
’C189
See Figure 1
0.15
0.33
V
’C189A
0.65
0.97
VCC = 4.5 V to 6 V,
IOH = –20
μ
A
VCC = 4.5 V to 6 V,
IOH = –3.2 mA
VCC = 4.5 V to 6 V,
IOL = 3.2 mA
VI = 0.75 V,
3 5
3.5
VOH
High level output voltage
High-level output voltage
V
VI = 0.75 V,
2.5
VOL
Low level output voltage
Low-level output voltage
VI = 3 V,
0 4
0.4
V
IIH
High level input current
High-level input current
See Figure 2
VI = 25 V
VI = 3 V
VI = –25 V
VI = –3 V
3.6
8.3
mA
0.43
1
IIL
Low level input current
Low-level input current
See Figure 2
–3.6
–8.3
mA
–0.43
–1
IOS
Short-circuit output current
See Figure 3
–35
mA
ICC
Supply current
VI = 5 V,
See Figure 2
No load,
420
700
μ
A
All typical values are at TA = 25
°
C.
NOTE 4: All characteristics are measured with response-control terminal open.
switching characteristics, V
CC
= 5 V
±
10%, T
A
= 25
°
C
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
μ
s
μ
s
ns
tPLH
tPHL
tTLH
tTHL
tw(N)
Measured between 10% and 90% points of output waveform
§The receiver ignores any positive- or negative-going pulse that is less than the minimum value of tw(N) and accepts any postive- or negative-going
pulse greater than the maximum of tw(N).
Propagation delay time, low- to high-level output
6
Propagation delay time, high- to low-level output
Transition time, low- to high-level output
Transition time, high- to low-level output
Duration of longest pulse rejected as noise§
6
RL = 5 k
,
CL = 50 pF,
See Figure 4
500
300
ns
μ
s
1
6
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SN75C189ADBLE 制造商:Rochester Electronics LLC 功能描述:- Bulk
SN75C189ADBR 功能描述:RS-232接口集成電路 Quad Low Pwr RoHS:否 制造商:Exar 數(shù)據(jù)速率:52 Mbps 工作電源電壓:5 V 電源電流:300 mA 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:LQFP-100 封裝:
SN75C189ADBRE4 功能描述:RS-232接口集成電路 Quadruple Low-Power Line Receiver RoHS:否 制造商:Exar 數(shù)據(jù)速率:52 Mbps 工作電源電壓:5 V 電源電流:300 mA 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:LQFP-100 封裝:
SN75C189ADBRG4 功能描述:RS-232接口集成電路 Quad Lo Pwr Line Driver RoHS:否 制造商:Exar 數(shù)據(jù)速率:52 Mbps 工作電源電壓:5 V 電源電流:300 mA 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:LQFP-100 封裝:
SN75C189ADE4 功能描述:RS-232接口集成電路 Quadruple Low-Power Line Receiver RoHS:否 制造商:Exar 數(shù)據(jù)速率:52 Mbps 工作電源電壓:5 V 電源電流:300 mA 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:LQFP-100 封裝:
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