Holtek BS66F340 - A.C. Characteristics

Rev. 1.60 30 August 20, 2019 Rev. 1.60 31 August 20, 2019
BS66F340/BS66F350/BS66F360/BS66F370
Touch A/D Flash MCU with LED Driver
BS66F340/BS66F350/BS66F360/BS66F370
Touch A/D Flash MCU with LED Driver
A.C. Characteristics
Ta=25°C
Symbol Parameter
Test Condition
Min. Typ. Max. Unit
V
DD
Condition
f
SYS
System Clock (HXT)
2.2V~5.5V f
SYS
=f
HXT
=8MHz — 8 — MHz
2.7V~5.5V f
SYS
=f
HXT
=12MHz — 12 — MHz
3.3V~5.5V f
SYS
=f
HXT
=16MHz — 16 — MHz
System Clock (HIRC)
2.2V~5.5V f
SYS
=f
HIRC
=8MHz — 8 — MHz
2.7V~5.5V f
SYS
=f
HIRC
=12MHz — 12 — MHz
3.3V~5.5V f
SYS
=f
HIRC
=16MHz — 16 — MHz
System Clock (LXT) 2.2V~5.5V f
SYS
=f
LXT
=32.768kHz — 32.768 — kHz
System Clock (LIRC) 2.2V~5.5V f
SYS
=f
LIRC
=32kHz — 32 — kHz
f
HIRC
High Speed Internal RC Oscillator (HIRC)
(12MHz Trim at V
DD
=3V)
3V Ta=25°C -2% 12 +2% MHz
3V±0.1V Ta=0°C~70°C -5% 12 +5% MHz
2.7V~5.5V Ta=0°C~70°C -7% 12 +7% MHz
2.7V~5.5V Ta=-40°C~85°C -10% 12 +10% MHz
3V Ta=25°C -20% 8 +20% MHz
3V Ta=25°C -20% 16 +20% MHz
High Speed Internal RC Oscillator
(HIRC)
(12MHz Trim at V
DD
=5V)
5V Ta=25°C -2% 12 +2% MHz
5V±0.1V Ta=0°C~70°C -5% 12 +5% MHz
2.7V~5.5V Ta=0°C~70°C -7% 12 +7% MHz
2.7V~5.5V Ta=-40°C~85°C -10% 12 +10% MHz
5V Ta=25°C -20% 8 +20% MHz
5V Ta=25°C -20% 16 +20% MHz
f
LIRC
Low Speed Internal RC Oscillator
(LIRC)
5V Ta=25°C -10% 32 +10% kHz
2.2V~5.5V Ta=-40°C~85°C -40% 32 +40% kHz
t
TPI
STPI, PTPI pin Minimum Input Pulse
Width
— — 0.3 — — μs
t
TCK
CTCKn, STCK, PTCK pin Minimum
Input Pulse Width
— — 0.3 — — μs
t
INT
Interrupt Pin Minimum Input Pulse Width — — 10 — — μs
t
SST
System Start-up Timer Period (Wake-up
from Power Down Mode and f
SYS
off)
— f
SYS
=f
H
=f
HXT
~f
HXT
/64 128 — — t
HXT
— f
SYS
=f
H
=f
HIRC
~f
HIRC
/64 16 — — t
HIRC
— f
SYS
=f
SUB
=f
LXT
1024 — — t
LXT
— f
SYS
=f
SUB
=f
LIRC
2 — — t
LIRC
System Start-up Timer Period (Wake-up
from Power Down Mode and f
SYS
on)
—
f
SYS
=f
H
~f
H
/64,
f
H
=f
HXT
or f
HIRC
2 — — t
H
— f
SYS
=f
SUB
=f
LXT
or f
LIRC
2 — — t
SUB
System Start-up Timer Period
(SLOW Mode → NORMAL Mode)
(NORMAL Mode → SLOW Mode)
— f
HXT
off → on (HXTF=1) 1024 — — t
HXT
— f
HIRC
off → on (HIRCF=1) 16 — — t
HIRC
— f
LXT
off → on (LXTF=1) 1024 — — t
LXT
System Start-up Timer period
(WDT Hardware Reset)
— — 0 — — t
SYS
t
RSTD
System Reset Delay Time
(Power-on Reset, LVR Hardware reset,
LVRC/WDTC/RSTC Software Reset)
— — 25 50 100 ms
System Reset Delay Time
(WDT Hardware Reset)
— — 8.3 16.7 33.3 ms
t
EERD
EEPROM Read Time — — — — 4 t
SYS
t
EEWR
EEPROM Write Time — — — 4 6 ms
Note: t
SYS
= 1/f
SYS