DS21FT44 データシートの表示（PDF） - Dallas Semiconductor -> Maxim Integrated

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DS21FT44

4x3 Twelve Channel E1 Framer, 4x4 Sixteen Channel E1 Framer

Dallas Semiconductor -> Maxim Integrated 

Changes from Normal DS21Q44 Configuration Table 1-1

DS21FT44/DS21FF44

1. TSYSCLK and RSYSCLK are tied together.

2. The following signals are not available:

RFSYNC / RLCLK / RLINK / RCHCLK / RMSYNC / RLOS/LOTC / TCHBLK /

TLCLK / TLINK / TCHCLK

DS21FT44 / DS21FF44 Schematic Figure 1-1

2

8

8

See Connecting Page

DVSS

DVSS

FMS

TLINK0/1/2/3

TEST

MUX

BTS

FS0/FS1

WR*

RD*

A0 to A7

D0 to D7

CS*

INT*

JTRST

JTMS

JTCLK

JTDI

JTDO

DS21Q44 # 1

DVDD

Signals Not Connected &

Left Open Circuited Include:

RLOS/LOTC

RLINK

RLCLK

RCHCLK

RMSYNC

RFSYNC

TLCLK

TCHCLK

TCHBLK

CLKSI

8MCLK

RCLK1/2/3/4

RPOS1/2/3/4

RNEG1/2/3/4

RSER1/2/3/4

RSIG1/2/3/4

RSYNC1/2/3/4

RCHBLK1/2/3/4

RSYSCLK1/2/3/4

TSYSCLK1/2/3/4

TCLK1/2/3/4

TPOS1/2/3/4

TNEG1/2/3/4

TSER1/2/3/4

TSIG1/2/3/4

TSSYNC1/2/3/4

TSYNC1/2/3/4

DVSS

DVSS

CLKSI

FMS

TLINK0/1/2/3

TEST

MUX

BTS

FS0/FS1

WR*

RD*

A0 to A7

D0 to D7

CS*

INT*

JTRST

JTMS

JTCLK

JTDI

JTDO

DS21Q44 # 2

DVDD

Signals Not Connected &

Left Open Circuited Include:

RLOS/LOTC

RLINK

RLCLK

RCHCLK

RMSYNC

RFSYNC

TLCLK

TCHCLK

TCHBLK

8MCLK

RCLK5/6/7/8

RPOS5/6/7/8

RNEG5/6/7/8

RSER5/6/7/8

RSIG5/6/7/8

RSYNC5/6/7/8

RCHBLK5/6/7/8

RSYSCLK5/6/7/8

TSYSCLK5/6/7/8

TCLK5/6/7/8

TPOS5/6/7/8

TNEG5/6/7/8

TSER5/6/7/8

TSIG5/6/7/8

TSSYNC5/6/7/8

TSYNC5/6/7/8

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