KX1400EW Keterex, KX1400EW Datasheet - Page 10

• Manufacturer Part Number: KX1400EW
• Description: Audio D/A Converter ICs KX1400 Audio Playback IC
• Manufacturer: Keterex

Specifications of KX1400EW

• Resolution: 12 bit
• Operating Supply Voltage: 2.7 V to 5.5 V
• Operating Temperature Range: - 40 C to + 85 C
• Maximum Power Dissipation: 120 mW
• Mounting Style: SMD/SMT
• Number Of Dac Outputs: 2
• Power Consumption: 320 mW
• Supply Current: 50 mA
• Thd Plus Noise: 40 dB
• Package / Case: SOIC-20
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

access a user-programmed external serial memory. This memory interface controller implements all of
KX1400 Audio Playback IC
6.3. External Memory Interface
The KX1400 includes a SPI
the protocol necessary to address and read numerous third-party EEPROM and Flash serial memory
devices. The memory interface supports SPI mode 0 with a fixed clock rate of 4 MHz. Refer to Figure
6.1 and Table 6.2 for detailed timing information.
SYMBOL
t
t
t
t
t
t
t
t
t
10
SSSU
SSH
MSSH
MCKH
MCKL
MISU
MIH
SSU
SH
Slave Select Setup Time
Slave Select Hold Time
Slave Select High Time
MCLK High Time
MCLK Low Time
MISO Valid to MCLK Falling Edge
MISO Valid Hold Time
MOSI Valid to MCLK Rising Edge
MOSI Valid Hold Time
Figure 6.1. External Memory Interface Timing Diagram
Table 6.2. External Memory Interface Timing
TM
/Microwire
PARAMETER
TM
compatible serial memory interface controller designed to
MIN
200
200
200
100
100
100
100
100
0
MAX
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns