Rainbow-electronics MAX1420 Uživatelský manuál stáhnout pdf (Strana 13)

MAX1420

12-Bit, 60Msps, +3.3V, Low-Power ADC

with Internal Reference

______________________________________________________________________________________ 13

N - 7

N - 6

N + 1

N - 5

N + 2

N - 4

N + 3

N - 3

N + 4

N - 2

N + 5

N - 1 N

N + 6

7 CLOCK-CYCLE LATENCY

ANALOG INPUT

DATA OUTPUT

CLK

Figure 6. System and Output Timing Diagram

INPUT

300Ω

-5V

+5V

0.1µF

22pF

1nF0.22µF

44pF*

ISO

50Ω

ISO

50Ω

-5V

600Ω

300Ω

INP

INN

LOWPASS FILTER

CML

600Ω

+5V

-5V

0.1µF

600Ω

300Ω

600Ω

300Ω

0.1µF

+5V

0.1µF

300Ω

MAX4108

MAX1420

MAX4108

LOWPASS FILTER

*TWO C

(22pF) CAPS MAY BE REPLACED BY

ONE 44pF CAP, TO IMPROVE PERFORMANCE.

Figure 7. Typical Application Circuit for Single-Ended to Differential Conversion

1 2 ... 8 9 10 11 12 13 14 15 16 17

General Description 1
Features 1
Pin Configuration 1
Ordering Information 1
ABSOLUTE MAXIMUM RATINGS 2
ELECTRICAL CHARACTERISTICS 2
MAX1420 toc01 5
MAX1420 toc02 5
MAX1420 toc03 5
MAX1420 8
Pin Description 9
Detailed Description 10
Input Track-and-Hold Circuit 10
( ) 11
Differential Inputs 12
Using Transformer Coupling 14
Static Parameter Definitions 15
Dynamic Parameter Definitions 15
Functional Diagram 16
Package Information 17
32L/48L,TQFP.EPS 17

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