CY26121KZI-21T Cypress Semiconductor Corp, CY26121KZI-21T Datasheet

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CY26121KZI-21T

Manufacturer Part Number
CY26121KZI-21T
Description
IC SS CLOCK GENERATOR 16-TSSOP
Manufacturer
Cypress Semiconductor Corp
Series
PacketClock™r
Type
Fanout Distribution, Multiplexer , Spread Spectrum Clock Generatorr
Datasheet

Specifications of CY26121KZI-21T

Pll
Yes with Bypass
Input
Clock, Crystal
Output
Clock
Number Of Circuits
1
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
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
16-TSSOP
Frequency-max
33MHz
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Features
Table 1. Frequency Table for CLKA-D
Cypress Semiconductor Corporation
Document #: 38-07350 Rev. *A
CY26121
CY26121-2
CY26121-3
CY26121-11
CY26121-21
CY26121-31
Part Number
Integrated phase-locked loop (PLL)
Low jitter, high-accuracy outputs
3.3V operation
25-MHz input frequency
66.66-MHz or 33.33-MHz selectable output frequency (orig,
-3,-11,-31)
33.33-MHz or 25-MHz selectable output frequency (-2,-21)
Logic Block Diagram
25 MHz XIN
CLKSEL
SSON
XOUT
66.66 MHz
33.33 MHz
66.66 MHz
66.66 MHz
33.33 MHz
66.66 MHz
CLKSEL=0
OSC.
VDD
198 Champion Court
AVDD
Modulation Control
Flash Configuration
PacketClock™ Spread Spectrum Clock
33.33
25.00
33.33
33.33
25.00
33.33
CLKSEL=1
AVSS
PLL
with
VSS
Benefits
High-performance PLL tailored for Spread Spectrum appli-
cation
Meets critical timing requirements in complex system designs
Enables application compatibility
Works with commonly available crystal or driven reference
Downspread Spread Spectrum with 30-kHz nominal
modulation frequency
–2.8%
–2.8%
–1.4%
–2.8%
–2.8%
–1.4%
Spread%
San Jose
MULTIPLEXER
DIVIDERS
OUTPUT
,
AND
CA 95134-1709
6 pF
6 pF
6 pF
15 pF
15 pF
15 pF
Parallel Crystal Load
Revised May 22, 2008
Generator
VDDL
CLKB
CLKA
CLKD
CLKC
VSSL
REF
CY26121
408-943-2600
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CY26121KZI-21T Summary of contents

Page 1

... CY26121-31 66.66 MHz Logic Block Diagram 25 MHz XIN OSC. XOUT SSON CLKSEL Cypress Semiconductor Corporation Document #: 38-07350 Rev. *A PacketClock™ Spread Spectrum Clock Benefits ■ High-performance PLL tailored for Spread Spectrum appli- cation ■ Meets critical timing requirements in complex system designs ■ ...

Page 2

Pin Configuration Table 2. Pin Definitions Name Pin Number XIN 1 VDD 2 AVDD 3 CLKSEL 4 (orig., -11,-3,-31) CLKSEL 4 (-2, -21) AVSS 5 VSSL 6 CLK(A:D) 7,8,9,12 SSON 10 VDDL 11 VSS 13 REF [1] ...

Page 3

Maximum Ratings Exceeding maximum ratings may impair the useful life of the device. These user guidelines are not tested. Supply Voltage ( ................... –0.5 to +7. DDL DC Input Voltage ......................................–0. ...

Page 4

AC Electrical Specifications Parameter Description DC Output Duty Cycle ER Rising Edge Rate EF Falling Edge Rate tj RMS Clock Cycle-to-Cycle Jitter Voltage and Timing Definitions Clock Output Figure (0 Clock Output Note 3. Guaranteed ...

Page 5

... TSSOP [4] CY26121ZC-31T 16-pin TSSOP – Tape and Reel CY26121KZC-21 16-pin TSSOP CY26121KZC-21T 16-pin TSSOP – Tape and Reel CY26121KZI-21 16-pin TSSOP CY26121KZI-21T 16-pin TSSOP – Tape and Reel Pb-Free [4] CY26121ZXC-21 16-pin TSSOP [4] CY26121ZXC-21T 16-pin TSSOP – Tape and Reel [4] CY26121ZXI-21 ...

Page 6

Package Drawing and Dimensions Figure 4. 16-lead Thin Shrunk Small Outline Package (4.40 MM Body) Z16 Inches Parameter Min Nom. A – – A 0.002 – 0.031 0.039 B 0.007 – C 0.004 – D 0.193 0.197 E ...

Page 7

... CKN New Data Sheet Added part numbers CY26121ZXC-21, CY26121ZXC-21T, CY26121ZXI-21, and CY26121ZXI-21T in ordering information table. Added part numbers CY26121KZC-21, CY26121KZC-21T, CY26121KZI-21, and CY26121KZI-21T. Added part numbers CY26121KZXC-21, CY26121KZXC-21T, CY26121KZXI-21, and CY26121KZXI-21T. Removed part numbers CY26121ZI-11, CY26121ZI-11T, CY26121ZI-31 and CY26121ZI-31T PSoC Solutions psoc ...

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