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CY2037 Datasheet(PDF) 3 Page - Cypress Semiconductor

Part No. CY2037
Description  High Accuracy EPROM Programmable PLL Die for Crystal Oscillators
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Maker  CYPRESS [Cypress Semiconductor]
Homepage  http://www.cypress.com
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CY2037 Datasheet(HTML) 3 Page - Cypress Semiconductor

   
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CY2037
PRELIMINARY
3
Crystal Oscillator Tuning Circuit
Die Pad Summary
Name
Die Pad
Description
VDD
1
Digital voltage supply
AVDD
2
Analog voltage supply, 3.3V or 5V
VSS
8
Digital Ground
AVSS
9
Analog Ground
XD
3,4
Crystal connection, drain pad. Bond to crystal drain.
XG
6
Crystal connection, gate pad. Bond to crystal gate.
PWR_DWN / OE 7
EPROM programmable power down or output enable pad. Serves as VPP in programming mode.
CLKOUT
10
Clock output. Also serves as three-state input during programming.
N/C
5
No Connect. Do not connect.
Device Functionality: Output Frequencies
Symbol
Description
Condition
Min.
Max.
Unit
Fo
Output frequency
VDD = 4.5–5.5V
1
200
MHz
VDD = 3.0–3.6V
1
100
MHz
VDD = 2.7–3.6V
1
66
MHz
Symbol
Description
Min
Typ
Max
Unit
Rf
Feedback resistor, VDD = 4.5–5.5V
Feedback resistor, VDD = 3.0–3.6V
0.5
1.0
2
4
3.5
9.0
M
M
Cg
Gate capacitor
6.4
8
9.6
pF
Cd
Drain Capacitor
12
15
18
pF
C0
Series Cap
0.14
0.17
0.20
pF
C1
Series Cap
0.26
0.32
0.38
pF
C2
Series Cap
0.49
0.61
0.73
pF
C3
Series Cap
0.93
1.16
1.39
pF
C4
Series Cap
1.77
2.21
2.65
pF
C5
Series Cap
3.36
4.2
5.04
pF
C6
Series Cap
6.4
8
9.6
pF
C0
T0
CD0
C1
T1
CD1
C2
T2
CD2
C3
T3
CD3
C4
T4
CD4
C5
T5
CD5
C6
T6
CD6
Cg
Cd
Rf
EXTERNAL
TO DIE
LOCATED
CRYSTAL
CD = EPROM BIT
T = TRANSISTOR
C = LOAD CAPACITOR


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