AD8137

Rev. B | Page 7 of 24

PIN CONFIGURATION AND FUNCTION DESCRIPTIONS

–IN

1

+OUT

4

+IN

8

PD

7

6

–OUT

5

AD8137

Figure 4. Pin Configuration

Table 6. Pin Function Descriptions

Pin No.

Mnemonic

Description

1

−IN

Inverting Input.

2

An internal feedback loop drives the output common-mode voltage to be equal to the voltage applied to

3

Positive Power Supply Voltage.

4

+OUT

Positive Side of the Differential Output.

5

−OUT

Negative Side of the Differential Output.

6

Negative Power Supply Voltage.

7

PD

Power Down.

8

+IN

Noninverting Input.

AD8137

+

–

52.3

Ω

52.3

Ω

+

–

TEST

SIGNAL

SOURCE

50

Ω

50

Ω

MIDSUPPLY

Figure 5. Basic Test Circuit

AD8137

+

–

52.3

Ω

52.3

Ω

+

–

TEST

SIGNAL

SOURCE

50

Ω

50

Ω

MIDSUPPLY

Figure 6. Capacitive Load Test Circuit, G = 1