YMF781 Просмотр технического описания (PDF) - Yamaha Corporation

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YMF781

APL-1 Automobile sound PLayer-1

Yamaha Corporation 

YMF781

■Electrical Characteristics

●Absolute Maximum Ratings

Ｉtem

Symbol

Ｍin.

Ｍax.

SPVDD terminal - Power supply Voltage

SPVDD

-0.3

6.0

(Speaker Amplifier section）

VDD terminal - Power supply Voltage

VDD

-0.3

4.2

VDDC terminal - Power supply Voltage

VDDC

-0.3

7.0

SPOUT1, SPOUT2 terminal - Supplied voltage

VINSP

-0.3

Analog Input Voltage

VINA

-0.3

Digital Input Voltage (1) (*1)

VIND1

-0.3

Digital Input Voltage (2) (*2)

VIND2

-0.3

Storage Temperature

TSTG

-50

SPVDD+0.3

VDD+0.3

VDDC+0.3

VDD+0.3

125

Conditions: VSS = SPVSS = 0V

(*1) Relevant terminals: RXD, CTSN, PD, HSEL, SMODE, SWRN, SCLKN, SDI, and SEL

(When Port is used: P01, P11, and P20-P26)

(*2) Relevant terminals: Other input terminals

●Recommended Operating Conditions

Ｉtem

Symbol

SPVDD Operating Voltage

(Speaker Amplifier section)

VDD Operating Voltage

VDDC Operating Voltage

(compatible with 3.3V/5.0V）

SPVDD

VDD

VDDC

Operating Ambient Temperature

TOP

Conditions: VSS = SPVSS = 0V

Ｍin.

3.0

3.0

3.0

4.75

-40

Ｔyp.

3.3

3.3

3.3

5.0

25

Ｍax.

3.6

3.6

3.6

5.25

85

Ｕnit

V

V

V

V

V

V

V

℃

Ｕnit

V

V

V

V

℃

●Consumption Current

Ｉtem

Condition

Ｍin.

Ｔyp.

Ｍax.

Normal operating Condition

VDD + VDDC

50

80

SPVDD when in no output

4

when in 8ohm, 330mW Output

187

Stand-by 1 Mode

VDD + VDDC

25

40

Stand-by 2 Mode

VDD + VDDC

5

10

Shutdown Mode (TOP = 25℃)

(TOP = 85℃)

VDD + VDDC + SPVDD (*1)

6

10

50

Conditions: TOP= -40 to 85℃, VDD= 3.0 to 3.6V, VDDC= 3.0 to 3.6V or 4.75 to 5.25V, Capacitor load=50pF

(*1): VDD=VDDC=SPVDD=3.30V, and for Input terminals, VIL=VSS, VIH= VDD or VDDC

Ｕnit

mA

mA

mA

mA

mA

μA

μA

●DC Characteristics

Ｉtem

Symbol Condition

Ｍin.

Ｔyp.

Ｍax.

Input voltage “H” level (1) *1)

Input voltage “L” level (1) (*1)

Schmitt Width (1) (*1)

Input voltage “H” level (2) (*2)

Input voltage “L” level (2) (*2)

Schmitt Width (2) (*2)

Output voltage “H” level(1) (*1)

Output voltage “L” level (1) (*1)

Output voltage “H” level (2) (*2)

Output voltage “L” level (2) (*2)

Input Leak Current

VIH1

VIL1

VSW1

VIH2

VIL2

VSW2

VOH1

VOL1

VOH2

VOL2

IL

0.70×VDDC

0.70×VDD

IOH = -2mA

IOL = +4mA

IOH = -2mA(*3)

IOL = +4mA(*3)

0.8×VDDC

0.8×VDD

-10

0.15×VDDC

0.15×VDD

0.30×VDDC

0.30×VDD

0.2×VDDC

0.2×VDD

10

Input Capacitance

CI

15

Conditions: TOP= -40 to 85℃, VDD= 3.0 to 3.6V, VDDC= 3.0 to 3.6V or 4.75 to 5.25V, Capacitor load=50pF

(*1) Relevant terminals: RXD, CTSN, PD, HSEL, SMODE, SWRN, SCLKN, SDI, and SEL

(when Port is used: P01, P11, and P20-P26)

(*2) Relevant terminals: Other Input Terminals

(*3) Except for D0 to D15 terminal: IOH = -1mA, IOL = +2mA

Ｕnit

V

V

V

V

V

V

V

V

V

V

μA

pF

7

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