Datasheet

208
4341H–MP3–10/07
AT8xC51SND2C/MP3B
Notes: 1. Typical values are obtained using V
DD
= 3 V and T
A
= 25°C. They are not tested and there is no
guarantee on these values.
2. Flash retention is guaranteed with the same formula for V
DD
min down to 0V.
3. See Table 24-2 for typical consumption in player mode.
Table 24-2. Typical Reference Design AT89C51SND2C Power Consumption
I
DD
AT89C51SND2C
Operating Current
(3)
X1 / X2 mode
7/ 11.5
9/ 14.5
10.5 / 18
mA
V
DD
< 3.3 V
12 MHz
16 MHz
20 MHz
AT83SND2C
Operating Current
X1 / X2 mode
7/ 11.5
9/ 14.5
10.5 / 18
mA
V
DD
< 3.3 V
12 MHz
16 MHz
20 MHz
I
DL
AT89C51SND2C
Idle Mode Current
(3)
X1 / X2 mode
6.3 / 9.1
7.4 / 11.3
8.5 / 14
mA
V
DD
< 3.3 V
12 MHz
16 MHz
20 MHz
AT83SND2C
Idle Mode Current
X1 / X2 mode
6.3 / 9.1
7.4 / 11.3
8.5 / 14
mA
V
DD
< 3.3 V
12 MHz
16 MHz
20 MHz
I
PD
AT89C51SND2C
Power-Down Mode Current
20 500 µ A V
RET
< V
DD
< 3.3 V
AT83SND2C
Power-Down Mode Current
20 500 µ A V
RET
< V
DD
< 3.3 V
I
FP
AT89C51SND2C
Flash Programming Current
+15 mA V
DD
< 3.3 V
Table 24-1. Digital DC Characteristics
V
DD
= 2.7 to 3.3 V, T
A
= -40 to +85°C
Symbol Parameter Min Typ
(1)
Max Units Test Conditions
Player Mode I
DD
Test Conditions
Stop 10 mA
AT89C51SND2C at 16 MHz, X2 mode, V
DD
= 3 V
No song playing.
This consumption does not include AUDVBAT current.
Playing 37 mA
AT89C51SND2C at 16 MHz, X2 mode, V
DD
= 3 V
MP3 Song with Fs= 44.1 KHz, at any bit rates (Variable Bit Rate)
This consumption does not include AUDVBAT current.