am452 AME, Inc., am452 Datasheet - Page 20

• Manufacturer Part Number: am452
• Description: Voltage-to-current Transducer Ic With A Differential Input - Analog Microelectronics
• Manufacturer: AME, Inc.

BLOCK DIAGRAM AND PINOUT
Figure 10: Simplified block diagram
Figure 10: Simplified block diagram
Values which can be measured at the pins have indices; the pin name is written in capital
letters.
Table 3: Pinout
Analog Microelectronics GmbH
An der Fahrt 13, D – 55124 Mainz
CVSET
PIN
IN+
IN-
10
11
12
13
14
15
16
1
2
3
4
5
6
7
8
9
AM452 – Voltage-to-current transducer IC
2
4
3
3
4
AM452
V
BG
ZA
OP2
CVREF
CVSET
IN+
IN–
GAIN
NC
VOP
IOUT
RS–
VCC
RS+
VSET
ZA
GND
VREF
SET
NAME
IA
CVREF
13
1
Voltage Reference
Current/Voltage reference
Current/Voltage reference set
Positive input
Negative input
Gain set
Not connected
OP1 output
Current output
Sensing resistor –
Supply voltage
Sensing resistor +
Reference voltage source set
Offset set
IC ground
Reference voltage source output
Output offset current set
12
5
VSET
GAIN
with a differential input
OP1
15
VREF
16
EXPLANATION
7
VOP
SET
G
G
S ET
VI
V/I Converter
GND
14
11
10
9
8
IOUT
VCC
RS-
RS+
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Fax:
Internet:
Email: [e-mail]
February 2008 - Rev 1.2 - Page 20/21
Figure 11: Pinout
CVREF
CVSET
IN+
IN-
GAIN
NC
VOP
IOUT
+49 (0)6131/91 073-30
http://www.analogmicro.de
1
2
3
4
5
6
7
8
16
15
14
13
12
10
11
9
SET
VREF
GND
ZA
VSET
RS+
VCC
RS-