113
RX_SONETCLK
RX_DATA[7:0]
RX_FRAME_IN
t
HRDFC
t
HFIFC
t
SRDTC
t
SFITC
Label Parameter Min Max Units
RX_SONETCLK RX_SONETCLK frequency 19.44-20ppm 19.44+20ppm MHz
t
SRDTC
Setup RX_DATA to RX_CLK high 5 ns
t
HRDFC
Hold RX_DATA from RX_CLK high 5 ns
t
SFITC
Setup RX_FRAME_IN to RX_CLK high 5 ns
t
HFIFC
Hold RX_FRAME_IN from RX_CLK high 5 ns
8.5 TOH Interface E1/E2/F1 Transmit Timing.
TX_E1E2F1_CLK
TX_E1_DATA
TX_E2_DATA
TX_F1_DATA
t
HE1FC
t
SE1TC
t
HE2FC
t
SE2TC
t
HF1FC
t
SF1TC
Label Parameter Min Typ. Max Units
TX_E1E2F1_CLK TX_E1E2F1_CLK frequency 64 kHz
t
SE1TC
Setup TX_E1_DATA to TX_E1E2F1_CLK high 100 ns
t
HE1FC
Hold TX_E1_DATA from TX_E1E2F1_CLK high 100 ns
t
SE2TC
Setup TX_E2_DATA to TX_E1E2F1_CLK 100 ns
t
HE2FC
Hold TX_E2_DATA from TX_E1E2F1_CLK high 100 ns
t
SF1TC
Setup TX_F1_DATA to TX_E1E2F1_CLK high 100 ns
t
HF1FC
Hold TX_F1_DATA from TX_E1E2F1_CLK high 100 ns
Figure 32. Line Interface Receive Timing.
Figure 33. TOH Interface E1/E2/F1 Transmit Timing