CXA1843Q 查看數據表（PDF） - Sony Semiconductor

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CXA1843Q

High-Speed Sample-and-Hold IC

Sony Semiconductor 

T2 vs. REX2

40

35

30

25

20

15

10

0

1

2

3

REX2 [kΩ]

For normal use. REX = 21.6kΩ

A/D clock width Tpwh (T2-T1) variation vs. VCC

(VCC = 5.0V typ.)

1

CXA1843Q

A/D clock width Tpwh (T2-T1) variation vs. Ta

(Ta = 25°C typ.)

1

0.5

0

–0.5

–1

–25

0

25

50

75

Ta [°C]

A/D clock width Tpwh (T2-T1) variation vs. VEE

(VEE = –5.0V typ.)

1

0.5

0.5

0

0

–0.5

–0.5

–1

4.75

5

VCC [V]

5.25

S/H output delay (tdr, tdf) vs. REX3

(taqr, taqf) vs. REX4

45

40

taqf

taqr

35

30

tdr

25

tdf

20

15

2

1.1

3

4

2

For normal use, REX3 = 2.7kΩ

REX4 = 1.5kΩ

5 REX3 [kΩ]

2.8 REX4 [kΩ]

– 11 –

–1

–5.25

–5

VEE [V]

–4.75

S/H output delay variation vs. Ta

(Ta = 25°C typ.)

1.5

1

0.5

0

–0.5

–1

–1.5

–25

0

25

50

75

Ta [°C]

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