tza3023 NXP Semiconductors, tza3023 Datasheet - Page 2

• Manufacturer Part Number: tza3023
• Description: Sdh/sonet Stm4/oc12 Transimpedance Amplifier
• Manufacturer: NXP Semiconductors

Philips Semiconductors
FEATURES
ORDERING INFORMATION
BLOCK DIAGRAM
2000 Mar 29
handbook, full pagewidth
TZA3023T
TZA3023U
Wide dynamic input range from 1 A to 1.5 mA
Low equivalent input noise of 3.5 pA/ Hz (typical)
Differential transimpedance of 21 k
Wide bandwidth from DC to 600 MHz
Differential outputs
On-chip Automatic Gain Control (AGC)
No external components required
Single supply voltage from 3.0 to 5.5 V
Bias voltage for PIN diode
Pin compatible with SA5223.
SDH/SONET STM4/OC12
transimpedance amplifier
NUMBER
The numbers in brackets refer to the pad numbers of the bare die version.
(1) AGC analog I/O is only available on the TZA3023U (pad 13).
TYPE
NAME
SO8
IPhoto
DREF
plastic small outline package; 8 leads; body width 3.9 mm
bare die in waffle pack carriers; die dimensions 1.030
1 (1)
3 (4)
k
GND
2
V CC
2, 4, 5 (2, 3, 5, 6, 7, 8)
8 (11, 12)
CONTROL
TZA3023
Fig.1 Block diagram.
GAIN
low noise
amplifier
AGC
2
DESCRIPTION
(13)
(1)
APPLICATIONS
DESCRIPTION
The TZA3023 is a low-noise transimpedance amplifier with
AGC designed to be used in STM4/OC12 fibre optic links.
It amplifies the current generated by a photo detector
(PIN diode or avalanche photodiode) and converts it to a
differential output voltage.
peak detector
PACKAGE
differential converter
Digital fibre optic receiver in short, medium and long
haul optical telecommunications transmission systems
or in high-speed data networks
Wideband RF gain block.
single-ended to
A1
BIASING
MGK918
7 (10) OUTQ
6 (9) OUT
1.300 mm
Product specification
TZA3023
VERSION
SOT96-1