ZLF645E0H2864G Zilog, ZLF645E0H2864G Datasheet - Page 141

• Manufacturer Part Number: ZLF645E0H2864G
• Description: IC MCU 64K FLASH 1K RAM 28-SSOP
• Manufacturer: Zilog
• Series: Crimzon™ ZLFr

Specifications of ZLF645E0H2864G

• Core Processor: Z8 LXMC
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: UART/USART
• Peripherals: Brown-out Detect/Reset, HLVD, POR, WDT
• Number Of I /o: 24
• Program Memory Size: 64KB (64K x 8)
• Program Memory Type: FLASH
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 1.9 V ~ 3.6 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 28-SSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Oscillator Type: -
• Other names: 269-4719

PS026407-0408
Table 67. Reset and Power Management Registers (Continued)
12-Bit
F0E
F0F
From
Stop Mode
Recovery
VBO
SMR[5]
V
*
WDT
CLR1 and CLR2 enable the WDT/POR and 18 Clock Reset timers, respectively, on a Low-to-High input transition.
DD
Address (Hex)
XTAL
Bank 8-Bit
F
F
Oscillator
+
Internal
_
Glitch Filter
RC
12 ns
Low Operating
Voltage Detection
0E
0F
5-Clock
Filter
Register Description
Stop Mode Recovery Register 3
Watchdog Timer Mode Register
1
CLK
0
Figure 43. Resets and Watchdog Timer
POR/WDT
CLR2*
RESET
CLR1
WDT/POR Counter Chain
1
18-Clock Reset
WDT TAP Select
Generator
VDD
2
3
Mnemonic
SMR3
WDTMR
4
RESET
ZLF645 Series Flash MCUs
Reset and Power Management
Product Specification
Reset
X0h
0 0 0 0 _110 1 b
Page No
150
137
Internal
RESET
Active
High
133