sy55858u Micrel Semiconductor, sy55858u Datasheet - Page 3

• Manufacturer Part Number: sy55858u
• Description: 2.5v/3.3v 3.0ghz Dual 2 X 2 Cml Crosspoint Switch W/internal Termination
• Manufacturer: Micrel Semiconductor

Micrel, Inc.
M9999-110705
[e-mail] or [phone]
10, 13, 16, 17, 20, 23
PIN DESCRIPTION
Pin Number
9, 24
11
12
14
15
18
19
21
22
25
26
27
28
29
30
31
32
1
2
3
4
5
6
7
8
Pin Name
SELB0
SELB1
SELA1
SELA0
VTB1
VTB0
VTA0
VTA1
/QB0
/QB1
/QA1
/QA0
/DB1
/DB0
GND
/DA0
/DA1
VCC
QB0
QB1
QA1
QA0
DB1
DB0
DA0
DA1
Pin Function
Channel B1 posititve signal input.
Channel B1 termination center-tap. For CML inputs, leave this pin floating.
Otherwise, see Figures 5a–5d in “Input Interface Application” section.
Channel B1 negative signal input.
Channel B0 output select. TTL/CMOS input.
Channel B0 positive signal input.
Channel B0 termination center-tap. For CML inputs, leave this pin floating.
Otherwise, see Figures 5a–5d in “Input Interface Application” section.
Channel B0 negative signal input.
Channel B1 output select. TTL/CMOS input.
Supply Ground.
Positive supply normally connect to 2.5V, 3.3V, or 5V nominal supply, and
bypass each pin with 0.1 F//0.01 F low ESR capacitors.
Channel B0 negative signal output. 50
Channel B0 positive signal output. 50
Channel B1 negative signal output. 50
Channel B1 positive signal output. 50
Channel A1 negative signal output. 50
Channel A1 positive signal output. 50
Channel A0 negative signal output. 50
Channel A0 positive signal output. 50
Channel A0 positive signal input.
Channel A0 termination center-tap. For CML inputs, leave this pin floating.
Otherwise, see Figures 5a–5d in “Input Interface Application” section.
Channel A0 negative signal input.
Channel A1 output select. TTL/CMOS input.
Channel A1 positive signal input.
Channel A1 termination center-tap. For CML inputs, leave this pin floating.
Otherwise, see Figures 5a–5d in “Input Interface Application” section.
Channel A1 negative signal input.
Channel A1 output select. TTL/CMOS input.
3
CML.
CML.
CML.
CML.
CML.
CML.
CML.
CML.
SuperLite™
SY55858U