參數(shù)資料
型號(hào): TZA3044T
廠商: NXP SEMICONDUCTORS
元件分類(lèi): 通信及網(wǎng)絡(luò)
英文描述: 1.25 Gbits/s Gigabit Ethernet postamplifiers
中文描述: SPECIALTY TELECOM CIRCUIT, PDSO16
封裝: PLASTIC, SO-16
文件頁(yè)數(shù): 2/18頁(yè)
文件大?。?/td> 104K
代理商: TZA3044T
1998 Jul 07
2
Philips Semiconductors
Objective specification
1.25 Gbits/s Gigabit Ethernet postamplifiers
TZA3044T; TZA3044U
FEATURES
Pin compatible with the NE/SA5224 and NE/SA5225 but
with extended power supply range and less external
component count
Wideband operation from 1.0 kHz to 1.25 GHz typical
Applicable in 1.25 Gbits/s Gigabit Ethernet receivers
Single supply voltage from 3.0 to 5.5 V
PECL (Positive Emitter Coupled Logic) compatible data
outputs
Programmable input signal level-detection to be
adjusted using a single external resistor
On-chip DC offset compensation without external
capacitor
Fully differential for excellent PSRR.
APPLICATIONS
Digital fibre optic receiver for Gigabit Ethernet
applications
Wideband RF gain block.
GENERAL DESCRIPTION
The TZA3044 is a high gain limiting amplifier that is
designed to process signals from fibre optic preamplifiers
like the TZA3043. It is pin compatible with the NE/SA5224
and NE/SA5225 but with extended power supply range,
and needs less external components. Capable of
operating at 1.25 Gbits/s, the chip has input signal level
detection with a user-programmable threshold. The data
and level-detection status outputs are differential outputs
for optimum noise margin and ease of use.
ORDERING INFORMATION
BLOCK DIAGRAM
TYPE
NUMBER
PACKAGE
NAME
DESCRIPTION
VERSION
TZA3044T
TZA3044U
SO16
naked die
plastic small outline package; 16 leads; body width 3.9 mm
die in waffle pack carriers; die dimensions 1.58
×
1.58 mm
SOT109-1
Fig.1 Block diagram.
The numbers in brackets refer to the pad numbers of the naked die version.
handbook, full pagewidth
MGR240
(3, 4, 6, 9)
3
15 (29)
(17) 9
16 (30)
(1, 14)
1
(11, 12)
6
(13)
7
2
(2, 10, 15, 21, 26)
(19, 20, 22, 25)
11
(27, 28)
14
25 k
DC-OFFSET
COMPENSATION
RECTIFIER
A1
A2
A3
A4
BAND GAP
REFERENCE
1 k
TZA3044
SUB
TEST
AGND
VCCA
CF
STQ
(18) 10
ST
(16) 8
JAM
(23) 12
DOUTQ
(24) 13
DOUT
DGND
VCCD
Vref
RSET
5 (8)
DINQ
4 (7)
DIN
相關(guān)PDF資料
PDF描述
TZA3044 SDH/SONET STM4/OC12 and 1.25 Gbits/s Gigabit Ethernet postamplifiers
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TZA3044TT 制造商:PHILIPS 制造商全稱(chēng):NXP Semiconductors 功能描述:SDH/SONET STM4/OC12 and 1.25 Gbits/s Gigabit Ethernet postamplifiers
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