參數(shù)資料
型號: TLV2254(中文)
廠商: Texas Instruments, Inc.
英文描述: Quad LINCMOS Rail-To-Rail Micropower OP AMP(四路滿電源幅度,低壓微功耗運(yùn)放)
中文描述: 四LINCMOS軌至軌微功率運(yùn)算放大器(四路滿電源幅度,低壓微功耗運(yùn)放)
文件頁數(shù): 32/39頁
文件大?。?/td> 1029K
代理商: TLV2254(中文)
TLV2254, TLV2254A, TLV2254Y
Advanced LinCMOS
RAIL-TO-RAIL
VERY LOW POWER QUADRUPLE OPERATIONAL AMPLIFIERS
SLOS140A – DECEMBER 1994 – REVISED MAY 1996
32
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
APPLICATION INFORMATION
macromodel information
Macromodel information provided was derived using Microsim Parts
, the model generation software used
with Microsim PSpice
. The Boyle macromodel (see Note 6) and subcircuit in Figure 56 are generated using
the TLV2254 typical electrical and operating characteristics at T
A
= 25
°
C. Using this information, output
simulations of the following key parameters can be generated to a tolerance of 20% (in most cases):
Maximum positive output voltage swing
Maximum negative output voltage swing
Slew rate
Quiescent power dissipation
Input bias current
Open-loop voltage amplification
Unity-gain frequency
Common-mode rejection ratio
Phase margin
DC output resistance
AC output resistance
Short-circuit output current limit
NOTE 6: G. R. Boyle, B. M. Cohn, D. O. Pederson, and J. E. Solomon, “Macromodeling of Integrated Circuit Operational Amplifiers”, IEEE Journal
of Solid-State Circuits,SC-9, 353 (1974).
OUT
+
+
53
+
+
+
+
+
+
+
.SUBCKT TLV2254 1 2 3 4 5
C1
11
C2
6
DC
5
DE
54
DLP
90
DLN
92
DP
4
EGND
99
FB
7
+ VLN 0 57.62E6 –60E6 60E6 60E6 –60E6
GA
6
0
GCM
0
6
ISS
3
10
HLIM
90
0
J1
11
2
J2
12
1
R2
6
9
12
7
53
5
91
90
3
0
99
6.369E–12
25.0E–12
DX
DX
DX
DX
DX
POLY (2) (3,0) (4,0) 0 .5 .5
POLY (5) VB VC VE VLP
11
10
DC 3.1E–6
VLIM 1K
10 JX
10 JX
100.0E3
12 26.86E–6
99 2.686E–9
RD1
RD2
R01
R02
RP
RSS
VAD
VB
VC
VE
VLIM
VLP
VLN
.MODEL DX D (IS=800.0E–18)
.MODEL JX PJF (IS=500.0E–15 BETA=139E–6
+ VTO=–0.05)
.ENDS
60
60
8
7
3
10
60
9
3
54
7
91
0
11
12
5
99
4
99
4
0
53
4
8
0
92
37.23E3
37.23E3
84
84
71.43E3
64.52E6
–.5
DC 0
DC .605
DC .605
DC 0
DC –0.235
DC 7.5
VDD+
RP
IN –
2
IN+
1
VDD–/GND
VAD
RD1
11
J1
J2
10
RSS
ISS
3
12
RD2
60
VE
54
DE
DP
VC
DC
4
C1
R2
6
9
EGND
VB
FB
C2
GCM
GA
VLIM
8
5
RO1
RO2
HLIM
90
DLP
91
DLN
92
VLN
VLP
99
7
Figure 56. Boyle Macromodel and Subcircuit
PSpice and Partsare trademarks of MicroSim Corporation.
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