MT88E39

Data Sheet

11

Zarlink Semiconductor Inc.

† AC Electrical Characteristics are over recommended operating conditions unless otherwise stated.

‡ Typical figures are at 25

Notes*:

† AC Electrical Characteristics are over recommended operating conditions unless otherwise stated.

‡ Typical figures are at 25

Notes*:

1. FSK input data at 1200

2. OSC1 at 3.579545 MHz

5. Function of signal condition.

6. For a repeating mark space sequence, the data stream will typically have equal 1 and 0 bit durations.

Characteristics

Sym.

Min.

Max.

Units

Notes*

1

PWDN

OSC1

Power-up time

50

ms

2

Power-down time

100

1000

µs1

3

CD

Input FSK to CD low delay

25

ms

4

Input FSK to CD high delay

10

ms

5Hysteresis

10

ms

Characteristics

Sym.

Min.

Max.

Units.

Notes*

1

DATA

Rate

1188

1200

1212

bps

1, 6

2

Input FSK to DATA delay

15

ms

3

DATA

DCLK

Rise time

200

ns

3

4

Fall time

200

ns

3

5

DATA to DCLK delay

6416

µs

1, 2, 5, 6

6

DCLK to DATA delay

6416

µs

1, 2, 5, 6

7

DCLK

Frequency

1200.4

1202.8

1205.2

Hz

2

8

High time

415

416

417

µs2

9

Low time

415

416

417

µs2

10

DCLK

DR

DCLK to DR delay

415

416

417

µs2

11

DR

Rise time

10

µs4

12

Fall time

200

ns

4

13

Low time

415

416

417

µs2