CXD2457R 查看數據表（PDF） - Sony Semiconductor

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CXD2457R

Timing Generator for Progressive Scan CCD Image Sensor

Sony Semiconductor 

CXD2457R

3) Output timing characteristics using DSGAT and RST

DSGAT, RST

twRST

0.5VDDa

0.5VDDa

EXP, XCPDM, XCPOB

PBLK, XSHP, XSHD, XRS,

RG, H1, H2

tpRST

0.5VDDa, b, c, d

H1 and H2 load capacitance = 180pF

EXP, XCPDM, PBLK, XSHP, XSHD, XRS and RG load capacitance = 10pF

(Within the recommended operating conditions)

Symbol

tpRST

twRST

Definition

Time until the above outputs reach the specified value after

the fall of DSGAT and RST

RST and DSGAT pulse width

Min. Typ. Max. Unit

75 ns

10

ns

4) FRI and HRI loading characteristics

FRI, HRI

MCK

0.5VDDa

tsSYNC

thSYNC

0.5VDDa

0.5VDDa

MCK load capacitance = 10pF

(Within the recommended operating conditions)

Symbol

Definition

Min. Typ. Max. Unit

tsSYNC

FRI and HRI setup time, activated by the rising edge of MCK

5

ns

thSYNC FRI and HRI hold time, activated by the rising edge of MCK

5

ns

– 10 –

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