ES51988
3 3/4 AUTO REL/MAX/MIN
Pin Description
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
Symbol
V+
V+
CH+
CH-
CIH
BUFH
CAZH
CL+
CL-
CIL
CAZL
BUFL
IVSH
IVSL
OVX
OVH
OVSG
OR1
VR5
VR4
VR3
VR2
TEST5
ACVL
ACVH
ADI
ADO
NC
NC
NC
SGND
VR1
NC
VR
VRH
ACVR
NC
Description
Positive supply voltage,output of on-chip DC-DC converter.
Positive supply voltage,output of on-chip DC-DC converter.
High speed positive connection for reference capacitor.
High speed negative connection for reference capacitor.
High speed integrator output. Connected to integration capacitor.
Integration resistor connection for high speed buffer output.
High speed auto-zero capacitor connection
High resolution positive connection for reference capacitor.
High resolution negative connection for reference capacitor.
High resolution integrator output. Connected to integration capacitor.
High resolution auto-zero capacitor connection.
Integration resistor connection for high resolution buffer output.
High level current measurement input.
Low level current measurement input
Input high voltage for resistance measurement.
Output connection for resistance measurement.
Sense low voltage for resistance measurement.
Reference resistor connection for 399.9Ωrange.
Voltage measurement
÷
10000 attenuator (3999V).
Voltage measurement
÷
1000 attenuator (399.9V).
Voltage measurement
÷
100 attenuator (39.99V).
Voltage measurement
÷
10 attenuator (3.999V).
Test pin 5.
Negative output of AC to DC converter.
Positive output of AC to DC converter.
Negative input of internal AC to DC OP AMP.
Output of internal AC to DC OP AMP.
Signal ground.
Unknown voltage input .
Reference input voltage connection. Typically -100 mV.
Output of band-gap voltage reference. Typically -1.2 V.
Optional pin. When connected to -3V,ACV without 400mV range.
3
92年8月4日
CYRUSTEK [ Cyrustek corporation ]
