4-155

Preliminary Information

MH89770

† Timing is over recommended operating temperature and power supply voltage ranges.

‡ Typical figures are at 25°C and are for design aid only: not guaranteed and not subject to production testing.

Figure 26 - Transmit Timing for DS1 Link

Figure 27 - Receive Timing for DS1 Link

Characteristics

Sym

Min

Max

Units

Test Conditions

1

Transmit Steering Delay

50

150

ns

150pF Load

2

E1.5o Clock Period

648

ns

3

E1.5o Clock Width High or Low

324

ns

4

Receive Data Setup Time

50

ns

5

Receive Data Hold Time

50

ns

6

Receive Data Pulse Width

324

ns

7

Receive Data Fall Time

20

ns

8

Receive Data Rise Time

20

ns

9

C1.5i Period

500

648

800

ns

10

C1.5i Pulse Width High or Low

250

324

ns

Transmitted DS1 Link

Bit Cells

Bit Cell

C1.5i

OUTA

or

OUTB

Received DS1 Link

Bit Cells

Bit Cell

E1.5o

RxA

or

RxB