LC875932A Datasheet, PDF (19/23 Pages) Sanyo Semicon Device – CMOS IC Internal 32K/24K/16K-byte ROM and 1024-byte RAM 8-bit 1-chip Microcontroller

LC875932A/24A/16A
Continued from preceding page.
Parameter
Symbol
HALT mode
consumption
current
(Note 7-1)
IDDHALT(9)
IDDHALT(10)
IDDHALT(11)
Pin/
Remarks
VDD1
=VDD2
=VDD3
Conditions
HALT mode
• FmCF=0Hz (oscillation stopped)
• FmX’tal=32.768 kHz crystal oscillation mode
• System clock set to internal RC oscillation
• 1/2 frequency division ratio
VDD [V]
min
4.5 to 5.5
3.0 to 3.6
2.2 to 3.0
Specification
typ
max
unit
0.28
1
0.17 0.73 mA
0.12 0.56
IDDHALT(12)
IDDHALT(13)
IDDHALT(14)
HALT mode
• FmCF=0Hz (oscillation stopped)
• FmX’tal=32.768kHz crystal oscillation mode
• System clock set to 32.768kHz side
• Internal RC oscillation stopped.
• 1/2 frequency division ratio
4.5 to 5.5
3.0 to 3.6
2.2 to 3.0
19
50
7.6
26
4.7
18
HOLD mode
consumption
current
IDDHOLD(1)
IDDHOLD(2)
IDDHOLD(3)
VDD1
HOLD mode
• CF1=VDD or open
(External clock mode)
4.5 to 5.5
3.0 to 3.6
2.2 to 3.0
0.07
10
µA
0.04
8
0.03
6
Timer HOLD
mode
consumption
current
IDDHOLD(4)
IDDHOLD(5)
IDDHOLD(6)
VDD1
Timer HOLD mode
• CF1=VDD or open
(External clock mode)
• FmX’tal=32.768 kHz crystal oscillation mode
4.5 to 5.5
3.0 to 3.6
2.2 to 3.0
16
45
6.3
22
3.8
15
Note 7-1: The consumption current value includes none of the currents that flow into the output Tr and internal pull-up
resistors.
UART (Full Duplex) Operating Conditions at Ta = -30°C to +70°C, VSS1 = VSS2 = VSS3 = 0V
Parameter
Symbol
Pin/remarks
Conditions
Specification
VDD [V]
min
typ
max
unit
Transfer rate
UBR
P20, P21
2.2 to 5.5
16/3
8192/3 tCYC
Data length : 7, 8, and 9 bits (LSB first)
Stop bits :
1 bit (2-bit in continuous data transmission)
Parity bits : None
Example of Continuous 8-bit Data Transmission Mode Processing (first transmit data=55H)
Start bit
Start of
transmission
Transmit data (LSB first)
Stop bit
End of
transmission
UBR
Example of Continuous 8-bit Data Reception Mode Processing (first receive data=55H)
Start bit
Start of
reception
Receive data (LSB first)
Stop bit
End of
reception
UBR
No.A0125-19/23