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UPD4714A Datasheet(PDF) 5 Page - NEC

Part No. UPD4714A
Description  RS-232 LINE DRIVER/RECEIVER
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Maker  NEC [NEC]
Homepage  http://www.nec.com/
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UPD4714A Datasheet(HTML) 5 Page - NEC

 
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µPD4714A
5
MIN.
TYP.
MAX.
Unit
0.8
V
2.0
V
0
–1.0
µA
0
1.0
µA
V
±5.5
V
±5.0
V
±40
mA
1.5
30
V/
µs
1.5
30
V/
µs
µs
300
10
µs
50
ms
MIN.
TYP.
MAX.
Unit
7.0
18.0
mA
23.0
40.0
mA
50
120
µA
0.8
V
2.0
V
100
µA
–1
µA
10
pF
ELECTRICAL CHARACTERISTICS (OVERALL)
(Unless otherwise specified, VCC = +5 V
±10 %, TA = –20 ˚C to +80 ˚C, C1 to C4 = 22
µF)
Conditions
VCC = +5.0 V, RL =
∞, TA = 25 ˚C
VCC = +5.0 V, RL = 3 k
VCC = +4.5 V, RL = 3 k
VCC = +5.0 V, vs. GND
CL = 10 pF, RL = 3 to 7 k
CL = 2500 pF, RL = 3 to 7 k
RL = 3.5 k
Ω, CL = 2500 pF
VCC = VDD = VSS = 0 V
VOUT =
±2 V
Note 5
Note 5
Symbol
VIL
VIH
IIL
IIH
VDO
ISC
SR
tPHL
tPLH
RO
tDAZ
tDZA
±9.7
±15
9
5
0.8
500
4
25
*
TYP.: Typical (reference) value at TA = 25 ˚C.
Note 3.
Because the standby pin is internally pulled down, if the standby pin is left open, operating mode
is in effect.
ELECTRICAL CHARACTERISTICS (DRIVER)
(Unless otherwise specified, VCC = +5 V
±10 %, TA = –20 ˚C to +80 ˚C, C1 to C4 = 22
µF)
Parameter
Low-level input voltage
High-level input voltage
Low-level input current
High-level input current
Output voltage
Output short current
Slew rate
Propagation delay time Note 4
Output resistance
Standby output transition time
Standby output transition time
Conditions
VCC = +5 V, no load, RIN pin open
(Standby pin open)
VCC = +5 V, RL = 3 k
Ω (DOUT), DIN = GND,
RIN and ROUT pins open
(Standby pin open)
VCC = +5 V, no load, RIN pin open
(Standby pin high)
Note 3
VCC = +5.5 V
VI = 5.5 V
VCC = +5.5 V
VI = 0 V
Driver input and receiver input
VCC = +5 V, vs. GND, f = 1 MHz
Symbol
ICC1
ICC2
ICC
(Standby)
VIL
(Standby)
VIH
(Standby)
IIH
(Standby)
IIL
(Standby)
CIN
Parameter
Circuit current
Circuit current
Standby circuit current
Standby low-level
input voltage
Standby high-level
input voltage
Standby high-level
input current
Standby low-level
input current
Input capacitance
*
TYP.: Typical (reference) value at TA = 25 ˚C.


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