| Manufacturer | Part # | Datasheet | Description |
 STMicroelectronics |
ST52T400
|
1Mb / 94P |
8-BIT INTELLIGENT CONTROLLER UNIT ICU Timer/PWM, Analog Comparator, Triac/PWM Timer, WDG
Rev. 2.9 |
 Sanyo Semicon Device |
LB8555D
|
66Kb / 3P |
General-Purpose Timer
|
|
LB8555M
|
62Kb / 3P |
General-Purpose Timer?
|
 Integral Corp. |
ILC555
|
244Kb / 5P |
CMOS general purpose timer
|
 Freescale Semiconductor... |
AN2701
|
216Kb / 14P |
PWM Generation with the HC08 Timer
|
 IK Semicon Co., Ltd |
ILC555
|
244Kb / 5P |
CMOS general purpose timer
|
|
ILC555
|
161Kb / 5P |
CMOS general purpose timer
|
|
ILC556N
|
276Kb / 5P |
General Purpose Dual Timer
|
 NXP Semiconductors |
ICM7555IN
|
130Kb / 22P |
General purpose CMOS timer
Rev. 02-3 August 2009 |
 First Silicon Co., Ltd |
NE555
|
363Kb / 5P |
General purpose timer
|