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參數(shù)資料
| 型號： | SN55121FK |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | DUAL LINE DRIVERS |
| 中文描述： | 雙線路驅(qū)動器 |
| 文件頁數(shù)： | 4/7頁 |
| 文件大小： | 117K |
| 代理商： | SN55121FK |
SN55121, SN75121
DUAL LINE DRIVERS
SLLS074C – SEPTEMBER 1973 – REVISED MAY 1998
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended ranges of supply voltage and operating free-air
temperature range (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
MAX
UNIT
VIK
V(BR)
VOH
Input clamp voltage
VCC = 5 V,
VCC = 5 V,
VIH = 2 V,
VCC = 5 V,
TA = 25
°
C,
VIL = 0.8 V,
VCC = 3 V,
VI = 4.5 V
VI = 0.4 V
VCC = 5 V,
VCC = 5.25 V,
VCC = 5.25 V,
II = –12 mA
II = 10 mA
IOH = –75 mA,
VIH = 4.5 V,
See Note 2
–1.5
V
Breakdown voltage
5.5
V
High-level output voltage
See Note 2
2.4
V
IOH
High-level output current
VOH = 2 V,
–100
–250
mA
IOL
IO(off)
IIH
IIL
IOS
ICCH
ICCL
Not more than one output should be shorted at a time.
NOTE 2: The output voltage and current limits are valid for any appropriate combination of high and low inputs specified by the function table
for the desired output.
Low-level output current
VOL = 0.4 V,
VO = 3 V
See Note 2
–800
μ
A
μ
A
μ
A
mA
Off-state output current
500
High-level output current
40
Low-level output current
Short-circuit output current
–0.1
–1.6
TA = 25
°
C
All inputs at 2 V,
–30
mA
Supply current, outputs high
Outputs open
28
mA
Supply current, outputs low
All inputs at 0.8 V,
Outputs open
60
mA
switching characteristics, V
CC
= 5 V, T
A
= 25
°
C
PARAMETER
TEST CONDITIONS
MIN
TYP
11
MAX
UNIT
tPLH
tPHL
tPLH
tPHL
Propagation delay time, low-to-high level output
RL= 37
RL = 37
,
CL= 15 pF
CL = 15 pF,
See Figure 1
20
ns
Propagation delay time, high-to-low level output
8
20
Propagation delay time, low-to-high level output
Propagation delay time, high-to-low level output
RL= 37
RL = 37
,
CL= 1000 pF
CL = 1000 pF,
See Figure 1
22
20
50
50
ns
PARAMETER MEASUREMENT INFORMATION
≤
5 ns
0 V
VOH
VOL
3 V
≤
5 ns
Input
10%
1.5 V
90%
tPLH
Output
tPHL
VOLTAGE WAVEFORMS
1.5 V
1.5 V
10%
1.5 V
90%
TEST CIRCUIT
Output
3 V
VCC
RL
CL
(see Note B)
Pulse
Generator
(see Note A)
NOTES: A. The pulse generator has the following characteristics: ZO
≈
50
, tw = 200 ns, duty cycle
≤
50%, PRR
≤
500 kHz.
B. CL includes probe and jig capacitance.
Figure 1. Test Circuit and Voltage Waveforms
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相關(guān)代理商/技術(shù)參數(shù) |
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| SN55121J | 制造商:TI 制造商全稱:Texas Instruments 功能描述:DUAL LINE DRIVERS |
| SN55122 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:TRIPLE LINE RECEIVERS |
| SN55122FK | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Line Receiver |
| SN55122J | 制造商:TI 制造商全稱:Texas Instruments 功能描述:TRIPLE LINE RECEIVERS |
| SN55138 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:QUADRUPLE BUS TRANSCEIVERS |
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