HT49CA1 View Datasheet(PDF) - Holtek Semiconductor
Part Name
Description
MFG CO.
'HT49CA1' PDF : 58 Pages View PDF
HT49RA1/HT49CA1
D u r in g R e s e t o r in H A L T M o d e
VA
C O M 0,C O M 1,C O M 2,C O M 3
VB
VC
VSS
VA
A ll s e g m e n t o u tp u ts
VB
VC
VSS
1 F ra m e
N o r m a l O p e r a tio n M o d e
VA
COM 0
VB
VC
VSS
VA
COM 1
VB
VC
VSS
VA
VB
COM 2
VC
VSS
VA
COM 3
VB
VC
VSS
VA
A ll s e g m e n ts O F F
VB
VC
VSS
VA
C O M 0 s e g m e n ts O N
VB
VC
VSS
VA
C O M 1 s e g m e n ts O N
VB
VC
VSS
VA
C O M 2 s e g m e n ts O N
VB
VC
VSS
VA
C O M 3 s e g m e n ts O N
VB
VC
VSS
VA
C O M 0 , 1 s e g m e n ts O N
VB
VC
VSS
VA
C O M 0 , 2 s e g m e n ts O N
VB
VC
VSS
VA
C O M 0 , 3 s e g m e n ts O N
VB
VC
VSS
( o th e r c o m b in a tio n s a r e o m itte d )
VA
VB
A ll s e g m e n ts O N
VC
VSS
LCD Driver Output (1/4 Duty, 1/3 Bias)
Note: For 1/3 bias VA=VLCD´1.5, VB=VLCD and VC=VLCD´1/2.
The LCD function can be optioned as on or off during the Power Down Mode by a configuration option.
Rev. 1.10
21
March 30, 2014
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