cy2048waf Cypress Semiconductor Corporation., cy2048waf Datasheet - Page 5

• Manufacturer Part Number: cy2048waf
• Description: Flash Programmable Capacitor Tuning Array Die For Crystal Oscillator Xo
• Manufacturer: Cypress Semiconductor Corporation.

Document #: 38-07738 Rev. *A
Timing Parameters
T
T
T
T
T
T
T
T
STP,SYNC
STP,ASYNC
PU,SYNC
PU,ASYNC
PZX,SYNC
PZX,ASYNC
PXZ,SYNC
PXZ,ASYNC
Parameter
CLOCK
CLOCK
ASYNC
Time from falling edge on PD# to stopped output, synchronous mode, T=1/F
Time from falling edge on PD# to stopped output, asynchronous mode
Time from rising edge on PD# to output at valid frequency, synchronous mode,
T = 1/F
Time from rising edge on PD# to output at valid frequency, asynchronous mode
Time from rising edge on OE to running output, synchronous mode, T=1/F
Time from rising edge on OE to running output, asynchronous mode
Time from falling edge on OE to high impedance output, synchronous mode,
T = 1/F
Time from falling edge on OE to high impedance output, asynchronous mode
SYNC
POWER
CLOCK
CLOCK
ASYNC
SYNC
OUT
OE
PD
out
out
over the operating range
V
DD
- 10%
0V
t
T
RAMP
T
Figure 4. VDD Power-up Timing
Figure 3. Output Enable Timing
Figure 2. Power-down Timing
Description
T
T
STP
PZX
T
T
PZX
STP
Weakly pulled LOW
Weakly pulled LOW
Weakly pulled LOW
Weakly pulled LOW
T
S
T
T
PXZ
PXZ
T
PU
out
out
Min.
CY2048WAF
1.5T + 350
1.5T + 350
1.5T + 350
Max.
350
350
350
3
3
Page 5 of 7
Unit
ms
ms
ns
ns
ns
ns
ns
ns
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