CY26121ZC-21 Cypress Semiconductor Corp, CY26121ZC-21 Datasheet - Page 2

• Manufacturer Part Number: CY26121ZC-21
• Description: IC SS CLOCK GENERATOR 16-TSSOP
• Manufacturer: Cypress Semiconductor Corp
• Type: Fanout Distribution, Multiplexer , Spread Spectrum Clock Generatorr
• Series: PacketClock™r

Specifications of CY26121ZC-21

• Number Of Circuits: 1
• Package / Case: 16-TSSOP
• Pll: Yes with Bypass
• Input: Clock, Crystal
• Output: Clock
• Ratio - Input:output: 1:5
• Differential - Input:output: No/No
• Frequency - Max: 33.33MHz
• Divider/multiplier: Yes/No
• Voltage - Supply: 3.135 V ~ 3.465 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Frequency-max: 33MHz
• Minimum Input Frequency: 25 MHz
• Output Frequency Range: 25 MHz to 33.33 MHz
• Supply Voltage (max): 3.465 V
• Supply Voltage (min): 3.135 V
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Operating Supply Voltage: 3.3 V
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Pin Configuration
Table 2. Pin Definitions
Document #: 38-07350 Rev. *A
XIN
VDD
AVDD
CLKSEL
CLKSEL
AVSS
VSSL
CLK(A:D)
SSON
VDDL
VSS
REF
NC
XOUT
Name
[1]
1
2
3
4 (orig., -11,-3,-31)
4 (-2, -21)
5
6
7,8,9,12
10
11
13
14
15
16
Pin Number
Reference input Or Crystal Input
3.3V Voltage Supply
3.3V Analog Voltage
0 = 66.66MHz out, 1 = 33.33 MHz Out. Weak pull up.
0 = 33.33MHz out, 1 = 25 MHz Out. Weak pull up.
Analog Ground
CLK Ground
Clock Outputs at V
Spread Spectrum Enable pin 0 = SS off; 1 = SS on. Weak pull up.
3.3V Clock Voltage Supply
Ground
Reference Output at V
No Connect
Crystal Output
Figure 1. CY26121, 16-pin TSSOP
CLKSEL
AVDD
AVSS
VSSL
CLKA
CLKB
V DD
XIN
DDL
1
2
3
4
5
6
7
8
DD
level
Level
16
15
14
13
12
11
10
9
REF
XOUT
NC
VSS
CLKD
VDDL
SSON
CLKC
Description
CY26121
Page 2 of 7
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