Philips ISP1122 ユーザーズマニュアル
Philips Semiconductors
ISP1122
USB stand-alone hub
Product specification
Rev. 03 — 29 March 2000
45 of 48
9397 750 07002
© Philips Electronics N.V. 2000. All rights reserved.
19. Revision history
Table 36: Revision history
Rev
Date
CPCN
Description
03
20000329
Product specification, third version; supersedes ISP1122-02 of 4 October 1999
(9397 750 06389). Modifications:
(9397 750 06389). Modifications:
•
: table note on LQFP32 availability removed
•
: values of bits C7 and C6 exchanged
•
: resistor value for soft turn-on RC-circuit changed from
10 k
Ω
to 47 k
Ω
; see also
.
02
19991004
Product specification, second version; supersedes initial version ISP1122-01 of
3 June 1999 (9397 750 05154). Modifications:
3 June 1999 (9397 750 05154). Modifications:
•
Terminology made consistent: ganged power switching, global overcurrent detection
•
Added note on availability of LQFP32 to
•
Updated reference circuits in
: pull-up resistors changed
to 330 k
Ω
, soft turn-on RC network: capacitor moved and changed to 0.1
µ
F
•
Updated
CC
-> V
reg(3.3)
.
01
19990603
Product specification; initial version.