Document Number: 001-89074 Rev. *L Page 25 of 30
CY27410
Figure 38. HCSL Rise and Fall Time Figure 39. Power Ramp and PLL Lock Time
Figure 40. Definition for Timing for Fast/Standard Mode on the I
2
C Bus
V
IH
=+150mV
V
IL
=‐150mV
0.0V
OUTP+
OUTN
RisingEdgeRate FallingEdgeRate
Rise and Fall Time
Supply
Voltage
Output
Stable Output
V
DD
(min)
0.5 V
t
PU
t
LOCK
SDAT
SCLK
S
Sr
P
S
t
f
t
r
t
LOW
t
HD;STA
t
HD;DAT
t
HIGH
t
SU;DAT
t
f
t
SU;STA
t
HD;STA
t
SU;STO
t
r
t
BUF
Document Number: 001-89074 Rev. *L Page 26 of 30
CY27410
Packaging Information
This section illustrates the packaging specifications for the CY27410 device.
Important Note The EPAD must be connected to ground to reduce the thermal resistance and for signaling ground.
Figure 41. 48-Pin QFN (7 × 7 × 1.00 mm) LT48D 5.6 x 5.6 EPAD (Sawn) Package Outline
For information on the preferred dimensions for mounting QFN packages, refer to the Cypress application note
AN72845 - Design Guidelines for Cypress Quad Flat No Extended Lead (QFN) Packaged Devices.
Solder Reflow Specifications
Table 24 shows the solder reflow temperature limits that must not be exceeded.
001-45616 *F
Table 24. Solder Reflow Specifications
Package Maximum Peak Temperature (T
C
) Maximum Time above T
C
– 5 °C
48-pin QFN 260 C 30 seconds
Document Number: 001-89074 Rev. *L Page 27 of 30
CY27410
Ordering Information
The following table lists the CY27410 device’s key package features and ordering codes.
Ordering Code Definitions
Table 25. Ordering Information
Part Number Configuration Package Production Flow
CY27410FLTXI Field programmable 48-pin QFN Industrial, – 40 °C to +85 °C
CY27410FLTXIT Field programmable 48-pin QFN tape and reel Industrial, – 40 °C to +85 °C
CY27410LTXI–xxx Factory configured 48-pin QFN Industrial, – 40 °C to +85 °C
CY27410LTXI–xxxT Factory configured 48-pin QFN tape and reel Industrial, – 40 °C to +85 °C
Tape and Reel
Customer part configuration code
Temperature Range: I = Industrial
Pb-free: X= Pb free
Package Type: LT: 48-pin QFN
Configuration: F= Field programmable, Blank= Factory Configured
Marketing code: 274XX = Device number
Company ID: CY = Cypress
27410 F LT – xxx
CY
I
T
X

CY27410FLTXIT

Mfr. #:
Manufacturer:
Cypress Semiconductor
Description:
Clock Generators & Support Products 4PLL Spread-Spectrum Clock Generator
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

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