TLC320AD535C-I_16 Datasheet, PDF (29/42 Pages) Texas Instruments – DUAL CHANNEL VOICE/DATA CODEC

5.3.11 Reset Circuit
V(TO)
VOL
VOL
VOH
td(RPD)
td(RDD)
PARAMETER
Reset threshold voltage
POR output low-level voltage
POR output low-level voltage
POR output high-level voltage
POR low delay time after threshold exceeded
Delay time after threshold crossed before POR activates
TEST CONDITIONS
TA= –40°C to 85°C for 5 V
I(SINK) = 1.2 mA
I(SINK) = 3.2 mA
I = –500 µA
MIN
4.50
0.8 DVDD
20
10
TYP MAX UNIT
4.75
V
0.3
V
0.4
V
V
40 80 ms
20 40 µs
5.3.12 Flash Write Enable Circuit
PARAMETER
VOH(FLSH_OUT) Output high-level voltage, FLSH_OUT
VOL(FLSH_OUT) Output low-level voltage, FLSH_OUT
IO(FLSH_OUT) Output current, FLSH_OUT
TEST CONDITIONS
FLSH_IN low (5 V supply)
FLSH_IN low (3.3 V supply)
FLSH_IN high
FLSH_IN low (5 V supply)
FLSH_IN low (3.3 V supply)
MIN TYP MAX UNIT
4.5
5 5.5
V
2.5
3 3.5
0
1.5 V
40
45 mA
25
mA
5.3.13 8-Ω Drive
PARAMETER
Output gain when PGA gain is mute
Output gain when PGA gain is 0 dB
Output gain when PGA gain is 12 dB
TEST CONDITIONS
–12 dB (input)
MIN TYP MAX UNIT
–96
–1.5 0.7 1.5 dB
10.5 12.5 13.5
5.4 Timing Characteristics (see Parameter Measurement Information)
5.4.1 Timing Requirements
PARAMETER
td1 Delay time, XX_SCLK↑ to XX_FS↓
tsu1 Setup time, XX_DIN, before XX_SCLK low
th1 Hold time, XX_DIN, after XX_SCLK high
td3 Delay time, XX_MCLK↓ to XX_SCLK↑
twH Pulse duration, XX_MCLK high
twL Pulse duration, XX_MCLK low
tpW RESET input pulse width
MIN
25
32
20
10MCLKS
TYP MAX UNIT
0 ns
ns
20 ns
50 ns
ns
ns
ns
5.4.2 Switching Characteristics
td2
ten1
tdis1
PARAMETER
Delay time, XX_SLCK↑ to XX_DOUT
Enable time, XX_FS↓ to XX_DOUT
Disable time, XX_FS↑ to XX_DOUT Hi-Z
TEST CONDITIONS
CL = 20 pF
MIN TYP MAX UNIT
20
25 ns
20
5–5