ICS650G-40LF IDT, Integrated Device Technology Inc, ICS650G-40LF Datasheet - Page 2

• Manufacturer Part Number: ICS650G-40LF
• Description: IC CLOCK ETHERNET SWITCH 16TSSOP
• Manufacturer: IDT, Integrated Device Technology Inc
• Type: Clock/Frequency Synthesizerr

Specifications of ICS650G-40LF

• Pll: Yes
• Input: Clock, Crystal
• Output: Clock
• Number Of Circuits: 1
• Ratio - Input:output: 1:2
• Differential - Input:output: No/No
• Frequency - Max: 25MHz
• Divider/multiplier: No/No
• Voltage - Supply: 3.15 V ~ 3.45 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 16-TSSOP
• Frequency-max: 25MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 650G-40LF

Pin Assignment
Pin Descriptions
IDT™ / ICS™ ETHERNET SWITCH CLOCK SOURCE
ICS650-40
ETHERNET SWITCH CLOCK SOURCE
Number
X1/ICLK
VDDOA
VDDOB
CLKA
CLKB
Pin
GND
GND
VDD
10
11
12
13
14
15
16
1
2
3
4
5
6
7
8
9
16-pin (173 mil) TSSOP
8
1
2
3
4
5
6
7
X1/ICLK
VDDOB
VDDOA
Name
CLKA
CLKB
GND
GND
GND
GND
VDD
VDD
VDD
Pin
OE
S0
S1
X2
16
15
14
13
12
11
10
Output
Output
Output
Power
Power
Power
Power
Power
Power
Power
Power
Power
9
Type
Input
Input
Input
Input
Pin
VDD
S1
VDD
X2
GND
OE
GND
S0
Crystal or clock input. Connect to a 25 MHz crystal or single ended clock.
Connect to +3.3 V.
Connect to ground.
Connect to +2.5 V or +3.3 V. For clock output buffer A only.
Clock A output with weak pull-down resistor.
Clock B output with weak pull-down resistor.
Connect to +2.5 V or +3.3 V. For clock output buffer B only.
Connect to ground.
Select pin 0.
Select pin 1.
Connect to +3.3 V.
Connect to +3.3 V.
Connect to ground.
Output enable tri-states outputs and device is not shut down. Internal
pull-up resistor.
Connect to ground.
Crystal connection. Leave unconnected for clock input.
2
Output Select Table (MHz)
S1
0
0
1
1
Pin Description
S0
0
1
0
1
CLKA
(MHz)
127
133
157
189
ICS650-40
CLOCK SYNTHESIZER
CLKB
(MHz)
127
133
157
189
REV E 051310