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參數資料
| 型號： | V6123 |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | Digitally Programmable 2, 4 and 8 Mux LCD Driver |
| 中文描述： | 數字可編程2，4和8復用器LCD驅動器 |
| 文件頁數： | 1/19頁 |
| 文件大?。?/td> | 1479K |
| 代理商： | V6123 |
Digitally Programmable 2, 4 and 8 Mux LCD Driver
Features
I
Very simple 1-bit interface (see Fig. 1)
I
V6123 mux mode 2 with 2 rows and 58 columns
I
V6123 mux mode 4 with 4 rows and 56 columns
I
V6123 mux mode 8 with 8 rows and 52 columns
I
Very simple 1-bit interface, reduced to its simplest
form
I
Frame frequency on chip by internal RC oscillator
I
Voltage bias and mux signal generation on chip
I
1 display RAM addressable as 8 x 60 bit words
I
Column driver only mode to have 60 column outputs
I
No busy states
I
No external components needed
I
Blank function for LCD blanking
I
Bit mapped
I
Wide V
DD
voltage supply range, 2 to 6 V
I
Wide V
voltage supply range, 2 to 8.5 V
I
-40 to + 85 °C temperature range
Description
The V6123 is a low mul i plex LCD driver. The 2, 4 and 8
way mul i plex is dig ally pro gram ma ble by the com mand
byte. The dis play re resh is han dled on chip by an in er nal
RC os cil a or via 1 selectable 8 x 60 RAM which holds the
LCD con ent driven by the driver. LCD pix els (or seg-
ments) are ad dressed on a one to one ba sis with the 8 x
60 bit RAM (a set bit cor e sponds to an ac i vated LCD
pixel).
The V6123 has a very low dy namic cur ent con sump ion,
typ cally 175 μA at V
DD
= 5 V, V
LCD
= 7 V, mak ng it par ic u
larly at rac ive for por a ble and bat ery pow ered prod ucts.
The wide op er at ng range on sup ply volt ages and tem
per a ure of ers much ap pli ca ion flex bil ty. The LCD bias
gen er a ion and frame fre quency are gen er ated on chip.
The clock sig nal can be used to shift and to latch the data
into the RAM.
Applications
I
Automotive displays
I
Telephones
I
Pagers
I
Portable, battery operated products
I
Large displays (public information panels, etc.)
I
Balances and scales
I
Utility meters
1
V6123
EM MICROELCTRONIC-MARIN SA
Pad Assignment
Typical Operating Conditions
Fig. 1
Fig. 2
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