參數(shù)資料
型號: TC7135
廠商: TelCom Semiconductor, Inc.
英文描述: 4-1/2 DIGIT ANALOG-TO-DIGITAL CONVERTER
中文描述: 4-1/2數(shù)字模擬到數(shù)字轉(zhuǎn)換器
文件頁數(shù): 4/13頁
文件大小: 224K
代理商: TC7135
3-116
TELCOM SEMICONDUCTOR, INC.
TC7135
4-1/2 DIGIT
ANALOG-TO-DIGITAL CONVERTER
Figure 3A. Internal Analog Switches
Figure 1. Test Circuit
Figure 2. Digital Logic Input
Figure 3D. Reference Voltage Integration Phase
Figure 3C. Input Signal Integration Phase
Figure 3B. System Zero Phase
TC7135
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
100 k
ANALOG GND
0.47
μF
100
k
SIGNAL
INPUT
0.1 μF
SET VREF = 1V
VREF IN
V –
REF IN
ANALOG
COMMON
INT OUT
AZ IN
BUFF OUT
C–
C+
–INPUT
+INPUT
V+
D5 (MSD)
B1 (LSB)
B2
UNDERRANGE
OVERRANGE
STROBE
RUN/HOLD
DIGTAL GND
POLARITY
CLOCK IN
BUSY
(LSD) D1
D2
D4
(MSB) B8
B4
D3
+5V
1 μF
100 k
1 μF
CLOCK
INPUT
120 kHz
–5V
+
+
+
+IN
IN
REF
ANALOG
–IN
SWI
SWR
SWZ
SWI
SW1
SWZ
SWIZ
SWZ
INTEGRATOR
INANALOG
SWRI
+
SWRI
COMPARATOR
TO
SWRI
+
SWRI
RINT
CINT
CREF
CSZ
BUFFER
LOGIC
INPUT
V+
+
+
+
+IN
IN
REF
ANALOG
–IN
SWI
SWR
SWZ
SWI
SW1
SWZ
SWIZ
SWZ
INTEGRATOR
SWITCH CLOSED
SWITCH OPEN
SWRI
+
SWRI
COMPARATOR
TO
SWRI
+
SWRI
INANALOG
RINT
CINT
CREF
CSZ
+
+
+
+IN
IN
REF
ANALOG
–IN
SWI
SWR
SWZ
SWI
SW1
SWZ
SWIZ
SWZ
INTEGRATOR
SWITCH CLOSED
SWITCH OPEN
SWRI
+
SWRI
COMPARATOR
TO
SWRI
+
SWRI
INANALOG
RINT
CINT
CREF
CSZ
+
+
+
+IN
IN
REF
ANALOG
–IN
SWI
SWR
SWZ
SWI
SW1
SWZ
SWIZ
SWZ
INTEGRATOR
SWITCH CLOSED
SWITCH OPEN
SWRI
+
SWRI
COMPARATOR
TO
SWRI
+
SWRI
INANALOG
RINT
CINT
CREF
CSZ
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