參數(shù)資料
型號: LTC1043MD883C
廠商: LINEAR TECHNOLOGY CORP
元件分類: 模擬信號調(diào)理
英文描述: SPECIALTY ANALOG CIRCUIT, CDIP18
封裝: SIDE BRAZED, HERMETIC SEALED, DIP-18
文件頁數(shù): 14/19頁
文件大?。?/td> 358K
代理商: LTC1043MD883C
LTC1043
4
1043fa
Oscillator Frequency, fOSC
vs Ambient Temperature, TA
(Test Circuits 2 through 4)
TYPICAL PERFOR A CE CHARACTERISTICS
UW
Break-Before-Make Time, tNOV,
vs Supply Voltage
COSC Pin ISINK, ISOURCE
vs Supply Voltage
AMBIENT TEMPERATURE (°C)
–50
100
f OSC
(kHz)
125
175
200
225
350
275
0
50
75
LTC1043 TPC10
150
300
325
250
–25
25
100
125
COSC = 0pF
V+ = 10V, V= 0V
V+ = 5V, V= 0V
V+ = 15V, V= 0V
0
PIN
16
SOURCE
OR
SINK
CURRENT
(
A)
25
50
75
100
246
8
LTC1043 TPC11
10
12
14
16
18
ISINK, TA = 25°C
ISOURCE, TA = –55°C
ISOURCE, TA = 25°C
ISINK, TA = 125°C
ISOURCE, TA = 125°C
ISINK, TA = –55°C
VSUPPLY (V)
0
10
t NOV
(ns)
20
40
50
60
80
2
10
14
LTC1043 TPC12
30
70
8
18 20
4
6
12
16
TA = 25°C
BLOCK DIAGRA
W
LTC1043 BD01
12
11
3
2
CB
CB
+
SHB
V+
THE SWITCHES ARE TIMED AS SHOWN WITH PIN 16 HIGH
THE CHARGE BALANCING CIRCUITRY SAMPLES THE VOLTAGE
AT S3 WITH RESPECT TO S4 (PIN 16 HIGH) AND INJECTS A
SMALL CHARGE AT THE C+ PIN (PIN 16 LOW).
THIS BOOSTS THE CMRR WHEN THE LTC1043 IS USED AS AN
INSTRUMENTATION AMPLIFIER FRONT END.
FOR MINIMUM CHARGE INJECTION IN OTHER TYPES OF
APPLICATIONS, S3A AND S3B SHOULD BE GROUNDED
V
CHARGE
BALANCING
CIRCUITRY
NON-OVERLAPPING
CLOCK
OSCILLATOR
10
CHARGE
BALANCING
CIRCUITRY
1
CA
CA
+
SHA
COSC
S1A
7
13
6
18
16
4
17
8
14
15
5
S4A
S1B
S2B
S4B
V+
V
S2A
S3B
S3A
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