78P2253
E4/STM-1/STS-3/OC-3
Transceiver
23
PACKAGE PIN DESIGNATIONS
(Top View)
CAUTION: Use handling procedures necessary for
a static sensitive component.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
GND
GND
RFO
GND
LF
VCC
LLBACK
RLBACK
VCC
LOS
RXCK
RXDT0
RXDT1
RXDT2
RXDT3
RXDT4
17
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
CMI/
ECL
HUB/
HOST
VCC
GND
XTAL1
XTAL2
GND
VCC
CKIN
TXCK
TXDT7
TXDT6
TXDT5
TXDT4
TXDT3
TXDT2
18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
T
T
T
T
G
T
T
V
R
R
R
G
R
R
R
E
/
8
$
P
S
G
C
C
G
V
E
E
V
V
E
E
C
C
64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49
64-Pin TQFP (JEDEC LQFP)
78P2253-I64GT
ORDERING INFORMATION
PART DESCRIPTION
ORDER NUMBER
PACKAGING MARK
78P2253
64- Pin Thin Quad Flatpack
78P2253-IGT
78P2253-IGT
Advanced Information:
Indicates a product is either in prototype testing or undergoing design evaluation prior to full production release.
Specifications are based on design goals or preliminary evaluation and are not guaranteed. Small quantities are usually available and TDK
Semiconductor Corporation should be consulted for current information.
No responsibility is assumed by TDK Semiconductor Corporation for use of this product nor for any infringements of patents and trademarks
or other rights of third parties resulting from its use. No license is granted under any patents, patent rights or trademarks of TDK
Semiconductor Corporation and the company reserves the right to make changes in specifications at any time without notice. Accordingly, the
reader is cautioned to verify that you are referencing the most current data sheet before placing orders. To do so, see our web site at
http://www.tsc.tdk.com or contact your local TDK Semiconductor representative.
TDK Semiconductor Corporation, 2642 Michelle Drive, Tustin, CA 92780-7019, (714) 508-8800, FAX: (714) 508-8877
2000 TDK Semiconductor Corporation
11/08/00- rev. D