參數資料
型號: TLV2344Y
廠商: TEXAS INSTRUMENTS INC
元件分類: 運算放大器
英文描述: QUAD OP-AMP, 10000 uV OFFSET-MAX, 1.7 MHz BAND WIDTH, UUC14
封裝: DIE-14
文件頁數: 16/42頁
文件大?。?/td> 995K
代理商: TLV2344Y
TLV2342, TLV2342Y, TLV2344, TLV2344Y
LinCMOS
LOW-VOLTAGE HIGH-SPEED
OPERATIONAL AMPLIFIERS
SLOS194 – FEBRUARY 1997
23
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
PARAMETER MEASUREMENT INFORMATION
single-supply versus split-supply test circuits
Because the TLV234x is optimized for single-supply operation, circuit configurations used for the various tests
often present some inconvenience since the input signal, in many cases, must be offset from ground. This
inconvenience can be avoided by testing the device with split supplies and the output load tied to the negative
rail. A comparison of single-supply versus split-supply test circuits is shown below. The use of either circuit gives
the same result.
+
+
VDD
VI
CL
RL
VO
VDD +
VDD –
VI
VO
CL
RL
(a) SINGLE SUPPLY
(b) SPLIT SUPPLY
Figure 35. Unity-Gain Amplifier
+
+
1/2 VDD
VDD
20
20
2 k
VDD –
VO
20
20
(a) SINGLE SUPPLY
2 k
VDD +
(b) SPLIT SUPPLY
Figure 36. Noise-Test Circuit
+
+
10 k
1/2 VDD
100
VO
VDD
VI
100
(a) SINGLE SUPPLY
(b) SPLIT SUPPLY
10 k
VDD +
VDD –
CL
VO
Figure 37. Gain-of-100 Inverting Amplifier
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