Rev. 1.40
40
De�e��e� 1�� �01�
Rev. 1.40
41
De�e��e� 1�� �01�
BS67F340/BS67F350/BS67F360/BS67F370
Enhanced Touch A/D Flash MCU with LCD Driver
BS67F340/BS67F350/BS67F360/BS67F370
Enhanced Touch A/D Flash MCU with LCD Driver
LCD Driver Electrical Characteristics
Ta=��°C
Symbol
Parameter
Test Conditions
Min.
Max. Unit
VDD
Conditions
V
IN
LCD Ope�ating Voltage
— R type� powe� supply f�o� PLCD pin�
PLCD[3:0]=1xxxB
3.0
—
�.�
V
— C type� powe� supply f�o� PLCD pin �.0
—
3.7
V
— C type� powe� supply f�o� V1 pin
3.0
—
�.�
V
— C type� powe� supply f�o� V� pin
1.0
—
1.8
V
— C type� powe� supply f�o� VA
3.0
—
�.�
V
— C type� powe� supply f�o� VB
�.0
—
3.7
V
— C type� powe� supply f�o� VC
�.�
—
�.�
V
I
LCD
Additional Cu��ent Consu�ption
fo� LCD D�ive� ena�le (R type)
3V R
T
=1170k
Ω
� VA=PLCD=V
DD
�
1/3 bias, no load
—
—
1�.�
μA
�V
—
—
��
μA
3V R
T
=���k
Ω
� VA=PLCD=V
DD
�
1/3 bias, no load
—
—
��
μA
�V
—
—
�0
μA
3V R
T
=�0k
Ω
� VA=PLCD=V
DD
�
1/3 bias, no load
—
—
100
μA
�V
—
—
1�0
μA
Additional Cu��ent Consu�ption
fo� LCD D�ive� Ena�le (C type)
3V
No load, C type
—
—
�
μA
�V
—
—
�.�
μA
I
LCDOL
LCD Co��on and Seg�ent Sink
Cu��ent
3V
V
OL
=0.1V
DD
�10 4�0
—
μA
�V
3�0 700
—
μA
I
LCDOH
LCD Co��on and Seg�ent
Sou��e Cu��ent
3V
V
OL
=0.9V
DD
-80 -1�0
—
μA
�V
-180 -3�0
—
μA
Touch Key Electrical Characteristics
Ta=��°C
Touch Key RC Oscillator 500kHz Mode Selected
Symbol
Parameter
Test Conditions
Min.
Max. Unit
V
DD
Conditions
I
KEYOSC
Only Sensor (KEY) Oscillator
Ope�ating Cu��ent
3V
*f
SENOSC
=500kHz
—
30
�0
μA
�V
—
�0
1�0
I
REFOSC
Only Refe�en�e Os�illato�
Ope�ating Cu��ent
3V
*f
REFOSC
=500kHz, MnTSS=0
—
30
�0
μA
�V
—
�0
1�0
3V
*f
REFOSC
=500kHz, MnTSS=1
—
30
�0
μA
�V
—
�0
1�0
C
KEYOSC
Sensor (KEY) Oscillator External
Capa�ito�
3V
*f
SENOSC
=500kHz
3
10
30
pF
�V
�
10
�0
pF
C
REFOSC
Refe�en�e Os�illato� Inte�nal
Capa�ito�
3V
*f
SENOSC
=500kHz
3
10
30
pF
�V
�
10
�0
pF
f
KEYOSC
Sensor (KEY) Oscillator Operating
F�equen�y
3V * C
EXT
=7� 8� 9� 10� 11� 1�� 13� 14� 1��
… �0pF
100 �00 1000
kHz
�V
100 �00 1000
kHz
f
REFOSC
Refe�en�e Os�illato� Ope�ating
F�equen�y
3V * C
INT
=7� 8� 9� 10� 11� 1�� 13� 14� 1��
… �0pF
100 �00 1000
kHz
�V
100 �00 1000
kHz
Note: 1. f
SENOSC
=500kHz: Adjust KEYn external capacitor to make sure that the Sensor oscillator frequency is
equal to 500kHz.
2. f
REFOSC
=500kHz: Adjust Reference oscillator internal capacitor to make sure that the reference oscillator
frequency is equal to 500kHz.