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參數(shù)資料
| 型號： | TS7514CP |
| 廠商： | 意法半導(dǎo)體 |
| 英文描述： | PROGRAMMABLE V.23 MODEM WITH DTMF |
| 中文描述： | 可編程.23調(diào)制解調(diào)器與雙音多頻 |
| 文件頁數(shù)： | 12/19頁 |
| 文件大小： | 170K |
| 代理商： | TS7514CP |
DCAND OPERATING CHARACTERISTICS
(continued)
Electrical characteristicsare guaranteedover the completetemperature range,with typical load unless
otherwisespecified.Typical values are given for : V
+
= +5V,V
= -5V androom temperature= 25
o
C
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
ANALOG INTERFACE - LINE MONITORING (WLO (load conditions , R
L
= 10k
, C
L
= 50pF)
V
OS
C
L
R
L
V
out
R
out
–
Output Offset Voltage
Load Capacitance
Load Resistance
Output Voltage Swing
Output Resistance
WLO Attenuation Ratio
– 250
–
10
– 1.8
–
70
–
–
–
–
–
–
+ 250
100
–
+ 1.8
15
–
mV
pF
k
V
dB
ANALOG INTERFACE - DUPLEXER (RAI+, RAI-, RA0)
V
in
l
in
C
in
V
off
V
out
Input Voltage Range RAI+, RAI–
Input Current RAI+, RAI–
Input Capacitance RAI+, RAI–
Input Offset Voltage RAI+, RAI–
Output voltage Swing,RA0
–2
–10
–
–20
–1.8
–0.9
–
300
60
60
60
–2.5
–
10
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
+2
+10
10
+20
+1.8
+0.9
100
–
–
–
–
2.5
50
–
–
V
μ
A
pF
mV
V
V
pF
dB
dB
dB
pF
pF
k
dB
C
L
= 100pF
R
L
= 300
C
L
= 100pF
R
L
= 600
C
L
R
L
G
Load Capacitance RA01
Load Resistance RA01
DC voltage Gain in Large Signals, RA01
Common Mode Rejection Ratio, RA01, RA02
Supply Voltage Rejection Ratio,RA01, RA02
Output Voltage Swing, RA02
Load Capacitance, RA02
Load Resistance, RA02
DC Voltage Gain in Large Signals, RA02
C
L
= 100pF, R
L
= 300
CMRR
PSRR
V
out
C
L
R
L
AV
O
C
L
= 50pF, R
L
= 10k
ANALOG INTERFACE-RECEIVEFILTER OUTPUT (RFO)
Amplifier Limiter Input (RDI)
V
in
R
in
C
in
C
L
R
L
V
out
R
out
Input Voltage Range (RPRF = 1 xxx)
Input Resistance (RPRF = 1 xxx)
Input Capacitance (RPRF = 1 xxx)
Load Capacitance (RPRF = 1 xxx)
Load Resistance
Output Voltage Swing
Output Resistance
– 2.2
1.5
–
–
1.5
– 1.8
–
–
–
–
–
–
–
–
+ 2.2
–
20
50
–
+ 1.8
15
V
k
pF
pF
k
V
C
L
= 50pF, R
L
= 1.5k
DYNAMIC CHARACTERISTICS FOR PROGRAMMING REGISTER ACCESS (see Figures 5 and 6)
t
CYC
(1)
P
wel
(2)
P
Weh
(3)
t
r
, t
f
(4)
t
HCE
(5)
t
SCE
(6)
t
SDI
(7)
t
HDI
(8)
t
WW
(9)
t
BD
(10)
t
HD
(11)
Cycle Time
Pulse Width, RTS Low
Pulse Width, RTS High
RTS Rise and Fall Times
Control Input Holding Time
Control Input SetupTime
TxD or PRD Input Setup Time
TxD or PRD Input Hold Time
TWW Input Writing Inpulsion Width (high level)
TxD Input Setup Time
TxD Input Hold Time
600
300
300
–
100
300
200
100
300
100
100
–
–
–
–
–
–
–
–
–
–
–
–
–
–
50
–
–
–
–
–
–
–
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
7
TS7514
12/19
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