CA3318CM datasheet(2/12 Pages) INTERSIL

部件名	CA3318CM

功能描述	CMOS Video Speed, 8-Bit, Flash A/D Converter

Download	12 Pages

Scroll/Zoom	100%

制造商	INTERSIL [Intersil Corporation]

网页	http://www.intersil.com/cda/home

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2 / 12 page

2

Functional Block Diagram

LATCH

256

DQ

ENCODER

LOGIC

ARRAY

CLK

DQ

CLK

DQ

CLK

DQ

CLK

DQ

CLK

DQ

CLK

DQ

CLK

DQ

CLK

DQ

CLK

DQ

CAB

LATCH

DQ

COUNT

193

CAB

LATCH

DQ

COUNT

129

CAB

LATCH

DQ

COUNT

65

CAB

LATCH

1

DQ

LATCH

11

DQ

COUNT

1

CAB

# 256

# 193

# 129

# 65

23

3/

4 REF

20

1/

2 REF

10

1/

4 REF

22

21

24

16

15

VREF+

VIN

VAA+

VIN

VREF-

(NOTE 1)

COMPARATOR #1

LATCH

9

OVER-

FLOW

THREE-

STATE

DRIVERS

OUTPUT

REGISTER

DIGITAL

SUPPLY

12

VDD

φ2 φ1

φ1

φ2

φ1

8

BIT 8

(MSB)

7

BIT 7

6

BIT 6

5

BIT 5

4

BIT 4

3

BIT 3

2

BIT 2

1

BIT 1

(LSB)

14

CE1

13

CE2

DIGITAL

GND

11

VSS

18

CLOCK

19

PHASE

17

VAA-

ANALOG

GND

φ1 (AUTO BALANCE)

φ2 (SAMPLE UNKNOWN)

NOTE:

≅ 50K

1/

2 R

= 4

Ω

= 30

Ω

= 7

Ω

R = 2

Ω

R

≅ 2K

ANALOG

SUPPLY

1/

2 R

R

LATCH

256

COUNT

256

DQ

1. Cascaded Auto Balance (CAB).

CA3318

类似零件编号 - CA3318CM

制造商	部件名	数据表	功能描述
Intersil Corporation	CA3318CM	86Kb / 12P	CMOS Video Speed, 8-Bit, Flash A/D Converter August 1997

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