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7805ALPRPDS

16-Bit Latchup Protected Analog to Digital Converter

MAXWELL TECHNOLOGIES 

16-Bit Latchup Protected Analog to Digital Converter 7809LP

TABLE 6. 7809LP ANALOG INPUT AND THROUGHPUT SPEED

(SPECIFIED PERFORMANCE -40 TO +85°C)

PARAMETER

SUBGROUPS

MIN

TYP

MAX

UNIT

Voltage Ranges

Impedance

Capacitance1

10 V, 0 V to 5 V

See Table 2.

1, 2, 3

--

35

--

pF

Conversion Time

9, 10, 11

--

7.6

8

µs

Complete Cycle (Acquire and Convert)

Throughput Rate 2

1. Guarenteed by design.

9, 10, 11

--

--

9, 10, 11

100

--

10

µs

--

kHz

2. Tested by application of signal.

TABLE 7. 7809LP AC ACCURACY SPECIFICATIONS

(SPECIFIED PERFORMANCE -40 TO +85°C)

PARAMETER

SUBGROUPS

MIN

TYP

MAX

UNIT

Spurious-Free Dynamic Range, fIN = 20 kHz 1

4, 5, 6

90

100

--

dB 2

Total Harmonic Distortion, fIN = 20 kHz 1

4, 5, 6

--

-100

-90

dB

Signal-to-Noise (Noise + Distortion) 1

4, 5, 6

dB

fIN = 20 kHz

-60 dB Input

83

88

--

--

30

--

Signal-to-Noise 1, fIN = 20 kHz

Full-Power Bandwidth 1,3

83

88

--

dB

9, 10, 11

--

250

--

kHz

1. Guaranteed by design.

2. All specifications in dB are referred to a full-scale ±10 V input.

3. Full-Power Bandwidth defined as Full-Scale input frequency at which Signal-to-Noise (Noise + Distortion) degrades to 60 dB.

PARAMETER

Aperture Delay

Aperture Jitter

Transient Response FS Step

Overvoltage Recovery 1

TABLE 8. 7809LP SAMPLING DYNAMICS

(SPECIFIED PERFORMANCE -40 TO +85°C)

SUBGROUPS

MIN

TYP

MAX

UNIT

9, 10, 11

9, 10, 11

--

40

--

ns

Sufficient to meet AC specification

9, 10, 11

--

2

--

us

9, 10, 11

--

150

--

ns

1. Recovers to specified performance after 2 X FS input overvoltage.

01.11.05 Rev 7

All data sheets are subject to change without notice 5

©2005 Maxwell Technologies

All rights reserved.

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