ST92T141K4M6 STMicroelectronics, ST92T141K4M6 Datasheet - Page 72

• Manufacturer Part Number: ST92T141K4M6
• Description: Microcontrollers (MCU) OTP EPROM 16K SPI
• Manufacturer: STMicroelectronics

Specifications of ST92T141K4M6

• Data Bus Width: 8 bit, 16 bit
• Program Memory Type: EPROM
• Program Memory Size: 16 KB
• Data Ram Size: 512 B
• Interface Type: SPI
• Maximum Clock Frequency: 25 MHz
• Number Of Programmable I/os: 15
• Number Of Timers: 2
• Operating Supply Voltage: 4.5 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: SO-34
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 8 bit, 6 Channel
• Lead Free Status / Rohs Status: No

ST92141 - RESET AND CLOCK CONTROL UNIT (RCCU)
Figure 32. RCCU Timing during STOP (CK_AF System Clock)
Figure 33. Low Power WFI Mode with a Stopped Quartz Oscillator
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(*) from WUIMU
(**) +/- 1 T
1
CK_AF
INTCLK
request (*)
clock
STOP
clock
Xtal
Xtal
Multiplier
INTCLK
CK_AF
clock
clock
clock
Xtal
With: DIV2=1
20478 x T
PLL
Xtal
(**)
Exit from
RESET
(T
WFI state
sys
=16* T
Interrupt
selected
CK_AF
CK_AF
CKAF_SEL<-1
)
Xtal’s restart time PLL Lock-in time
(T
Acknowledged
4 xT
sys
STOP
XTSTOP<-0
sys
= T
CK_AF
)
start-up
Quartz
10239*CLOCK2
CKAF_SEL<-0
T
sys
=2 xT
Xtal
CSU_CKSEL<-1
PLL
l