ES235 Datasheet, PDF (3/37 Pages) Cyrustek corporation – 4000 Counts DMM / Peak

ES235
4000 Counts DMM / Peak
Pin Description
Pin No
Symbol
1
IVS
2
ADP
3
TEMPin
4
CLAMPin
5
CHP
6
CHN
7
CIH
8
BUFH
9
CAZH
10
CLN
11
CLP
12
CIL
13
CAZL
14
BUFL
15
RAZ
16
VRH
17
DACO
18
VR_CLAMP
19
VR_ADP
20
OHMC4
21
OHMC3
22
OHMC2
23
OHMC1
24
OVSG
25
OR1
26
VR5
27
VR4
28
VR3
29
VR2
30
ACVL
31
32
33
34
35
36
V 2.2
ACVH
ADI
ADO
TEST5
SGND
VR1
Type
Description
I Measurement input in uA/mA current mode.
I Measurement input in ADP mode.
I Measurement input in Temperature mode.
I Current measurement input in CLAMP mode.
I / O Positive connection for reference capacitor of high-speed A/D.
I / O Negative connection for reference capacitor of high-speed A/D.
O High-speed integrator output. Connect to integral capacitor.
O High-speed buffer output pin. Connect to integral resistor.
O High-speed auto-zero capacitor connection.
I / O Negative connection for reference capacitor of high-resolution A/D.
I / O Positive connection for reference capacitor of high- resolution A/D.
O
High-resolution integrator output. Connect to integral capacitor. (Metalized
Polypropylene Film Capacitor type is recommended)
O High-resolution auto-zero capacitor connection.
O High-resolution buffer output pin. Connect to integral resistor
O Buffer output pin in AZ and ZI phase.
O Output of band-gap voltage reference. Typically –1.23V.
O Output of band-gap voltage reference. Typically –400 m V.
I Reference input voltage connection. Typically –400 mV.
I Reference input voltage connection. Typically –400mV.
O Filter capacitor connection for resistance mode.
O Filter capacitor connection for resistance mode.
O Filter capacitor connection for resistance mode.
O Filter capacitor connection for resistance mode.
O Sense low voltage for resistance/voltage measurement
O Reference resistor connection for 40.00/400.0Ω range
O Voltage measurement ÷10000 attenuator(1000V)
O Voltage measurement ÷1000 attenuator(400.0V)
O Voltage measurement ÷100 attenuator(40.00V)
O Voltage measurement ÷10 attenuator(4.000V)
Rectified signal low input in ACV/ACA mode. Connect to negative output of
I
external AC to DC converter.
Rectified signal high input in ACV/ACA mode. Connect to positive output of
I
external AC to DC converter.
I Negative input of internal AC to DC OP Amp.
O Output of internal AC to DC OP Amp.
O Buffer output of OVSG.
I Signal Ground input.
I Measurement Input. Connect to a precised 10MΩ resistor.
3
2015/12/15